diff --git a/public/index.html b/public/index.html
index 18101a5..db7b8f7 100644
--- a/public/index.html
+++ b/public/index.html
@@ -7,7 +7,7 @@
     <link rel="icon" href="<%= BASE_URL %>favicon.ico">
     <title>Rebuilding Acquia</title>
   </head>
-  <body class="antialiased bg-grey-lighter font-sans min-h-full flex flex-col flex-1">
+  <body class="antialiased bg-grey-2 font-sans min-h-full flex flex-col flex-1">
     <noscript>
       <strong>We're sorry but rebuilding-acquia doesn't work properly without JavaScript enabled. Please enable it to continue.</strong>
     </noscript>
diff --git a/src/App.vue b/src/App.vue
index 530d548..361232b 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -18,29 +18,29 @@ h2 {
 }
 
 .btn {
-  @apply text-sm font-thin antialiased text-white px-4 py-3 no-underline rounded mx-1 bg-blue-dark;
+  @apply text-sm font-thin antialiased text-white px-4 py-3 no-underline rounded mx-1 bg-blue-3;
 
   &:hover,
   &:focus {
-    @apply bg-blue-darker
+    @apply bg-blue-4
   }
 }
 
 .btn.is-secondary {
-  @apply bg-grey-dark;
+  @apply bg-grey-5;
 
   &:hover,
   &:focus {
-    @apply bg-grey-darker
+    @apply bg-grey-6
   }
 }
 
 .tag {
-  @apply text-2xs uppercase py-1 px-2 rounded border border-grey bg-white mr-2 mb-2
+  @apply text-2xs uppercase py-1 px-2 rounded border border-grey-4 bg-white mr-2 mb-2
 }
 
 .tag.is-type {
-  @apply bg-blue-light border-blue-light text-white
+  @apply bg-blue-1 border-blue-1 text-white
 }
 
 @tailwind utilities;
diff --git a/src/components/Application/ApplicationCard.vue b/src/components/Application/ApplicationCard.vue
index 510c1b7..8e5e41b 100644
--- a/src/components/Application/ApplicationCard.vue
+++ b/src/components/Application/ApplicationCard.vue
@@ -1,14 +1,14 @@
 <template>
   <div>
-    <div v-if="display == 'grid'" class="bg-white p-4 border-grey rounded border flex-1">
+    <div v-if="display == 'grid'" class="bg-white p-4 border-grey-4 rounded border flex-1">
       <div class="flex h-full">
         <div class="flex-1 w-5/6 flex flex-col justify-between">
           <div>
             <div>
-              <router-link :to="{name: 'environments', params: {id: id}}" class="text-blue-dark no-underline hover:underline focus:underline focus:outline-none"><h2 class="mb-1">{{ application.name }}</h2></router-link>
+              <router-link :to="{name: 'environments', params: {id: id}}" class="text-blue-3 no-underline hover:underline focus:underline focus:outline-none"><h2 class="mb-1">{{ application.name }}</h2></router-link>
             </div>
 
-            <div class="truncate text-blue-dark">
+            <div class="truncate text-blue-3">
               <a href="#0" class="text-inherit no-underline hover:underline focus:underline focus:outline-none">{{ application.environments['prod'].url }}</a>
             </div>
           </div>
@@ -22,18 +22,18 @@
       </div>
     </div>
 
-    <div v-if="display == 'list'" class="bg-white p-3 border-grey border-b">
+    <div v-if="display == 'list'" class="bg-white p-3 border-grey-4 border-b">
       <div class="-mx-2">
         <div class="flex flex-row-reverse items-center justify-between">
           <div class="flex flex-1 justify-between items-center -mx-2">
             <div class="flex-1 px-2">
-              <router-link :to="{name: 'environments', params: {id: id}}" class="text-blue-dark no-underline hover:underline focus:underline"><h2 class="text-base font-normal mb-1">{{ application.name }}</h2></router-link>
+              <router-link :to="{name: 'environments', params: {id: id}}" class="text-blue-3 no-underline hover:underline focus:underline"><h2 class="text-base font-normal mb-1">{{ application.name }}</h2></router-link>
             </div>
 
             <application-tags :type="application.type" :level="application.level" class="w-1/4 px-2"></application-tags>
 
             <div class="w-2/5 px-2">
-              <a href="#0" class="text-blue-dark no-underline hover:underline focus:underline">{{ application.environments['prod'].url }}</a>
+              <a href="#0" class="text-blue-3 no-underline hover:underline focus:underline">{{ application.environments['prod'].url }}</a>
             </div>
           </div>
 
diff --git a/src/components/Application/ApplicationDisplaySwitcher.vue b/src/components/Application/ApplicationDisplaySwitcher.vue
index 7a0aecc..072a7d1 100644
--- a/src/components/Application/ApplicationDisplaySwitcher.vue
+++ b/src/components/Application/ApplicationDisplaySwitcher.vue
@@ -1,12 +1,12 @@
 <template>
   <div>
-    <div class="bg-grey-lightest rounded overflow-hidden">
-      <button type="button" class="p-2 focus:outline-none focus:bg-blue-dark focus:text-white" :class="[mode == 'grid' ? 'bg-blue-light text-white' : 'text-grey-darkest']" @click="$emit('display-changed', 'grid')">
+    <div class="bg-grey-1 rounded overflow-hidden">
+      <button type="button" class="p-2 focus:outline-none focus:bg-blue-3 focus:text-white" :class="[mode == 'grid' ? 'bg-blue-1 text-white' : 'text-grey-darkest']" @click="$emit('display-changed', 'grid')">
         <svg class="h-5 w-5 fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__grid"></use></svg>
         <span class="visuallyhidden">Grid</span>
       </button>
 
-      <button type="button" class="p-2 focus:outline-none focus:bg-blue-dark focus:text-white" :class="[mode == 'list' ? 'bg-blue-light text-white' : 'text-grey-darkest']" @click="$emit('display-changed', 'list')">
+      <button type="button" class="p-2 focus:outline-none focus:bg-blue-3 focus:text-white" :class="[mode == 'list' ? 'bg-blue-1 text-white' : 'text-grey-darkest']" @click="$emit('display-changed', 'list')">
         <svg class="h-5 w-5 fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__list"></use></svg>
         <span class="visuallyhidden">List</span>
       </button>
diff --git a/src/components/Application/StarToggle.vue b/src/components/Application/StarToggle.vue
index 2eff39f..4be8a42 100644
--- a/src/components/Application/StarToggle.vue
+++ b/src/components/Application/StarToggle.vue
@@ -1,5 +1,5 @@
 <template>
-  <button type="button" @click="starred = !starred" class="focus:outline-none" :class="[starred ? 'text-orange hover:text-orange-light focus:text-orange-light' : 'text-grey focus:text-orange hover:text-orange']">
+  <button type="button" @click="starred = !starred" class="focus:outline-none" :class="[starred ? 'text-orange-1 hover:text-orange-2 focus:text-orange-2' : 'text-grey-4 focus:text-orange-2 hover:text-orange-1']">
     <span class="visuallyhidden">{{ !starred ? 'Star' : 'Unstar' }} {{ application.name }}</span>
     <svg class="h-6 w-6 fill-current -mr-1" role="presentation"><use :xlink:href="`/img/icons.symbol.svg#state__${starred ? 'starred' : 'unstarred'}`"></use></svg>
   </button>
diff --git a/src/components/Environment/ActionCards.vue b/src/components/Environment/ActionCards.vue
index 99b94e6..1a72704 100644
--- a/src/components/Environment/ActionCards.vue
+++ b/src/components/Environment/ActionCards.vue
@@ -1,21 +1,21 @@
 <template>
   <div>
     <ul class="list-reset flex flex-wrap md:hidden -mx-1 mb-5">
-      <li class="w-1/3 px-1"><button type="button" class="text-sm text-white w-full py-3 rounded" :class="[active == 'code' ? 'bg-blue-darker' : 'bg-blue-dark']" @click="active = 'code'">Code</button></li>
-      <li class="w-1/3 px-1"><button type="button" class="text-sm text-white w-full py-3 rounded" :class="[active == 'databases' ? 'bg-blue-darker' : 'bg-blue-dark']" @click="active = 'databases'">Databases</button></li>
-      <li class="w-1/3 px-1"><button type="button" class="text-sm text-white w-full py-3 rounded" :class="[active == 'files' ? 'bg-blue-darker' : 'bg-blue-dark']" @click="active = 'files'">Files</button></li>
+      <li class="w-1/3 px-1"><button type="button" class="text-sm text-white w-full py-3 rounded" :class="[active == 'code' ? 'bg-blue-4' : 'bg-blue-3']" @click="active = 'code'">Code</button></li>
+      <li class="w-1/3 px-1"><button type="button" class="text-sm text-white w-full py-3 rounded" :class="[active == 'databases' ? 'bg-blue-4' : 'bg-blue-3']" @click="active = 'databases'">Databases</button></li>
+      <li class="w-1/3 px-1"><button type="button" class="text-sm text-white w-full py-3 rounded" :class="[active == 'files' ? 'bg-blue-4' : 'bg-blue-3']" @click="active = 'files'">Files</button></li>
     </ul>
 
     <div class="flex flex-wrap -mx-4 -mb-4">
       <div class="w-full md:w-1/3 md:block px-4 mb-4" :class="[ active == 'code' ? 'block' : 'hidden' ]">
-        <div class="border border-grey rounded shadow bg-white overflow-hidden">
+        <div class="border border-grey-4 rounded shadow bg-white overflow-hidden">
           <div class="border-t-4 border-teal">
-            <div class="border-b border-grey">
+            <div class="border-b border-grey-4">
               <div class="px-3 py-4">
                 <div class="flex flex-row-reverse">
                   <div class="flex-1">
-                    <h2 class="text-grey-darker text-base mb-1">Code</h2>
-                    <div class="text-xs text-grey-darker">{{ environment.name }}: {{ environment.label }}</div>
+                    <h2 class="text-grey-6 text-base mb-1">Code</h2>
+                    <div class="text-xs text-grey-6">{{ environment.name }}: {{ environment.label }}</div>
                   </div>
 
                   <div class="mr-3">
@@ -27,15 +27,15 @@
 
             <div>
               <ul class="list-reset flex -ml-px">
-                <li class="w-1/2 flex-1 text-center border-l border-grey">
-                  <button type="button" class="w-full py-3 text-blue-dark text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-lighter focus:bg-grey-lighter focus:outline-none block">
+                <li class="w-1/2 flex-1 text-center border-l border-grey-4">
+                  <button type="button" class="w-full py-3 text-blue-3 text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-2 focus:bg-grey-lighter focus:outline-none block">
                     <svg class="h-6 w-6 fill-current mb-2" role="presentation"><use xlink:href="/img/icons.symbol.svg#objects__fork"></use></svg>
                     <span class="block">Deploy</span>
                   </button>
                 </li>
 
-                <li class="w-1/2 flex-1 text-center border-l border-grey">
-                  <button type="button" class="w-full py-3 text-blue-dark text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-lighter focus:bg-grey-lighter focus:outline-none block">
+                <li class="w-1/2 flex-1 text-center border-l border-grey-4">
+                  <button type="button" class="w-full py-3 text-blue-3 text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-2 focus:bg-grey-lighter focus:outline-none block">
                     <svg class="h-6 w-6 fill-current mb-2" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__switch"></use></svg>
                     <span class="block">Switch</span>
                   </button>
@@ -47,14 +47,14 @@
       </div>
 
       <div class="w-full md:w-1/3 md:block px-4 mb-4" :class="[ active == 'databases' ? 'block' : 'hidden' ]">
-        <div class="border border-grey rounded shadow bg-white overflow-hidden">
+        <div class="border border-grey-4 rounded shadow bg-white overflow-hidden">
           <div class="border-t-4 border-teal">
-            <div class="border-b border-grey">
+            <div class="border-b border-grey-4">
               <div class="px-3 py-4">
                 <div class="flex flex-row-reverse">
                   <div class="flex-1">
-                    <h2 class="text-grey-darker text-base mb-1">Databases</h2>
-                    <div class="text-xs text-grey-darker">{{ environment.name }}</div>
+                    <h2 class="text-grey-6 text-base mb-1">Databases</h2>
+                    <div class="text-xs text-grey-6">{{ environment.name }}</div>
                   </div>
 
                   <div class="mr-3">
@@ -66,27 +66,27 @@
 
             <div>
               <ul class="list-reset flex -ml-px">
-                <li class="w-1/2 flex-1 text-center border-l border-grey">
-                  <button type="button" class="w-full py-3 text-blue-dark text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-lighter focus:bg-grey-lighter focus:outline-none block">
+                <li class="w-1/2 flex-1 text-center border-l border-grey-4">
+                  <button type="button" class="w-full py-3 text-blue-3 text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-2 focus:bg-grey-lighter focus:outline-none block">
                     <svg class="h-6 w-6 fill-current mb-2" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__copy"></use></svg>
                     <span class="block">Copy</span>
                   </button>
                 </li>
 
-                <li class="w-1/2 flex-1 text-center border-l border-grey">
-                  <button type="button" class="w-full py-3 text-blue-dark text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-lighter focus:bg-grey-lighter focus:outline-none block">
+                <li class="w-1/2 flex-1 text-center border-l border-grey-4">
+                  <button type="button" class="w-full py-3 text-blue-3 text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-2 focus:bg-grey-lighter focus:outline-none block">
                     <svg class="h-6 w-6 fill-current mb-2" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__backup"></use></svg>
                     <span class="block">Back up</span>
                   </button>
                 </li>
 
-                <li class="w-1/2 flex-1 text-center border-l border-grey">
+                <li class="w-1/2 flex-1 text-center border-l border-grey-4">
                   <button
                     type="button"
-                    class="w-full py-3 text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-lighter focus:bg-grey-lighter focus:outline-none block"
+                    class="w-full py-3 text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-2 focus:bg-grey-lighter focus:outline-none block"
                     :class="{
-                      'text-blue-dark': !isProduction,
-                      'text-grey-dark cursor-not-allowed': isProduction
+                      'text-blue-3': !isProduction,
+                      'text-grey-5 cursor-not-allowed': isProduction
                     }"
                     :disabled="isProduction"
                   >
@@ -101,14 +101,14 @@
       </div>
 
       <div class="w-full md:w-1/3 md:block px-4 mb-4" :class="[ active == 'files' ? 'block' : 'hidden' ]">
-        <div class="border border-grey rounded shadow bg-white overflow-hidden">
+        <div class="border border-grey-4 rounded shadow bg-white overflow-hidden">
           <div class="border-t-4 border-teal">
-            <div class="border-b border-grey">
+            <div class="border-b border-grey-4">
               <div class="px-3 py-4">
                 <div class="flex flex-row-reverse">
                   <div class="flex-1">
-                    <h2 class="text-grey-darker text-base mb-1">Files</h2>
-                    <div class="text-xs text-grey-darker">{{ environment.name }}</div>
+                    <h2 class="text-grey-6 text-base mb-1">Files</h2>
+                    <div class="text-xs text-grey-6">{{ environment.name }}</div>
                   </div>
 
                   <div class="mr-3">
@@ -120,8 +120,8 @@
 
             <div>
               <ul class="list-reset flex -ml-px">
-                <li class="w-1/2 flex-1 text-center border-l border-grey">
-                  <button type="button" class="w-full py-3 text-blue-dark text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-lighter focus:bg-grey-lighter focus:outline-none block">
+                <li class="w-1/2 flex-1 text-center border-l border-grey-4">
+                  <button type="button" class="w-full py-3 text-blue-3 text-xs font-bold no-underline hover:underline focus:underline hover:bg-grey-2 focus:bg-grey-lighter focus:outline-none block">
                     <svg class="h-6 w-6 fill-current mb-2" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__copy"></use></svg>
                     <span class="block">Copy</span>
                   </button>
diff --git a/src/components/Environment/EnvironmentCards.vue b/src/components/Environment/EnvironmentCards.vue
index 4c956a2..80a0328 100644
--- a/src/components/Environment/EnvironmentCards.vue
+++ b/src/components/Environment/EnvironmentCards.vue
@@ -2,42 +2,42 @@
   <div class="mb-6">
     <div class="flex flex-wrap -mx-4 -mb-6">
       <div v-for="(environment, key) in environments" class="w-full md:w-1/2 xl:w-1/3 px-4 mb-6" :key="key">
-        <div class="border border-grey rounded overflow-hidden">
+        <div class="border border-grey-4 rounded overflow-hidden">
            <div class="bg-white">
             <div class="border-t-4 border-teal p-3">
-              <router-link :to="{ name: 'environment', params: { environmentName: key, id: id }}" class="flex items-baseline no-underline hover:underline focus:underline text-grey-darker hover:text-blue-dark focus:text-blue-dark focus:outline-none mb-1">
+              <router-link :to="{ name: 'environment', params: { environmentName: key, id: id }}" class="flex items-baseline no-underline hover:underline focus:underline text-grey-6 hover:text-blue-3 focus:text-blue-3 focus:outline-none mb-1">
                 <h2>{{ environment.name }}</h2>
                 <svg class="w-4 h-4 fill-current text-inherit ml-2" viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.95 10.707l.707-.707L8 4.343 6.586 5.757 10.828 10l-4.242 4.243L8 15.657l4.95-4.95z" fill-rule="evenodd"/></svg>
               </router-link>
 
               <div class="mb-2">
-                <a href="#0" class="no-underline hover:underline focus:underline text-grey-darker hover:text-blue-dark focus:text-blue-dark focus:outline-none">
+                <a href="#0" class="no-underline hover:underline focus:underline text-grey-6 hover:text-blue-3 focus:text-blue-3 focus:outline-none">
                   {{ environment.url }}
                 </a>
               </div>
 
-              <div class="text-grey-darker">{{ environment.label }}</div>
+              <div class="text-grey-6">{{ environment.label }}</div>
             </div>
           </div>
 
           <div>
-            <button type="button" class="flex items-center justify-between text-white pl-1 bg-blue hover:bg-blue-darker focus:bg-blue-darker focus:outline-none focus:underline text-sm w-full text-left">
+            <button type="button" class="flex items-center justify-between text-white pl-1 bg-blue-2 hover:bg-blue-4 focus:bg-blue-4 focus:outline-none focus:underline text-sm w-full text-left">
               <svg class="h-6 w-5 text-white mr-2 fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#objects__grip-handle"></use></svg>
               <span class="flex-1">Code</span>
-              <span class="border-l border-grey p-2">
+              <span class="border-l border-grey-4 p-2">
                 <svg class="h-6 w-6 text-white fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__switch"></use></svg>
               </span>
             </button>
 
-            <button type="button" class="flex items-center justify-between text-white pl-1 bg-blue hover:bg-blue-darker focus:bg-blue-darker focus:outline-none focus:underline text-sm w-full text-left border-t border-grey">
+            <button type="button" class="flex items-center justify-between text-white pl-1 bg-blue-2 hover:bg-blue-4 focus:bg-blue-4 focus:outline-none focus:underline text-sm w-full text-left border-t border-grey-4">
               <svg class="h-6 w-5 text-white mr-2 fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#objects__grip-handle"></use></svg>
               <span class="flex-1">Databases</span>
-              <span class="border-l border-grey p-2">
+              <span class="border-l border-grey-4 p-2">
                 <svg class="h-6 w-6 text-white fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__backup"></use></svg>
               </span>
             </button>
 
-            <button type="button" class="flex items-center text-white bg-blue hover:bg-blue-darker focus:bg-blue-darker focus:outline-none focus:underline px-1 py-3 text-sm w-full text-left border-t border-grey">
+            <button type="button" class="flex items-center text-white bg-blue-2 hover:bg-blue-4 focus:bg-blue-4 focus:outline-none focus:underline px-1 py-3 text-sm w-full text-left border-t border-grey-4">
               <svg class="h-6 w-5 text-white mr-2 fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#objects__grip-handle"></use></svg>
               Files
             </button>
diff --git a/src/components/Environment/QuickHelp.vue b/src/components/Environment/QuickHelp.vue
index 21dc9f6..90f3e2b 100644
--- a/src/components/Environment/QuickHelp.vue
+++ b/src/components/Environment/QuickHelp.vue
@@ -1,6 +1,6 @@
 <template>
   <div class="bg-white border-t-10 border-purple mb-6" :class="[hidden ? 'hidden' : 'block lg:flex']">
-    <div class="flex-none py-3 pl-3 pr-8 border-b lg:border-r border-grey-lighter">
+    <div class="flex-none py-3 pl-3 pr-8 border-b lg:border-r border-grey-2">
       <div class="flex items-center">
         <svg class="h-6 w-6 mr-1 text-purple fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__info"></use></svg>
         Quick help
@@ -22,15 +22,15 @@
             :key="item.subject"
             type="button"
             class="hover:underline focus:underline mr-6 focus:outline-none"
-            :class="[ i === selected ? 'text-grey-darkest' : 'text-blue-dark' ]"
+            :class="[ i === selected ? 'text-grey-darkest' : 'text-blue-3' ]"
             @click="selected = i"
           >{{ item.subject }}</button>
         </div>
 
         <div class="leading-normal">
-          <p class="text-sm text-grey-darker">
+          <p class="text-sm text-grey-6">
             {{ items[selected].text }}
-            <a href="#0" class="text-blue-dark no-underline hover:underline focus:underline">Learn more</a>
+            <a href="#0" class="text-blue-3 no-underline hover:underline focus:underline">Learn more</a>
           </p>
         </div>
       </div>
diff --git a/src/components/Environment/TaskLog/TaskLog.vue b/src/components/Environment/TaskLog/TaskLog.vue
index 711a61c..20551e0 100644
--- a/src/components/Environment/TaskLog/TaskLog.vue
+++ b/src/components/Environment/TaskLog/TaskLog.vue
@@ -1,6 +1,6 @@
 <template>
   <div>
-    <div class="bg-grey-light pb-4 pt-6 px-4">
+    <div class="bg-grey-3 pb-4 pt-6 px-4">
       <h2 class="font-normal text-lg">Task Log</h2>
     </div>
     <div>
diff --git a/src/components/Environment/TaskLog/TaskLogItem.vue b/src/components/Environment/TaskLog/TaskLogItem.vue
index ec7118a..e2a4d31 100644
--- a/src/components/Environment/TaskLog/TaskLogItem.vue
+++ b/src/components/Environment/TaskLog/TaskLogItem.vue
@@ -1,6 +1,6 @@
 <template>
   <div>
-    <div class="px-3 py-4 border-b border-grey-light flex" :class="{'bg-yellow-lightest': open}">
+    <div class="px-3 py-4 border-b border-grey-3 flex" :class="{'bg-yellow-lightest': open}">
       <div class="flex-none mr-3">
         <svg v-if="task.loading" class="h-5 w-5 text-grey fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#feedback__loading"></use></svg>
         <svg v-if="!task.loading && task.success" class="h-5 w-5 text-green fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#feedback__success-circle"></use></svg>
@@ -9,18 +9,18 @@
 
       <div class="flex-1">
         <div class="text-sm font-bold mb-2">{{ task.text }}</div>
-        <div class="text-grey-darker text-2xs">{{ task.times.display }}</div>
+        <div class="text-grey-6 text-2xs">{{ task.times.display }}</div>
       </div>
 
       <div>
         <button type="button" @click="open = !open">
-          <svg v-if="!open" class="h-5 w-5 text-grey-darker fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#alpha__chevron"></use></svg>
-          <svg v-else class="h-5 w-5 text-grey-darker fill-current" style="transform: rotate(180deg)" role="presentation"><use xlink:href="/img/icons.symbol.svg#alpha__chevron"></use></svg>
+          <svg v-if="!open" class="h-5 w-5 text-grey-6 fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#alpha__chevron"></use></svg>
+          <svg v-else class="h-5 w-5 text-grey-6 fill-current" style="transform: rotate(180deg)" role="presentation"><use xlink:href="/img/icons.symbol.svg#alpha__chevron"></use></svg>
         </button>
       </div>
     </div>
 
-    <div class="p-4 bg-grey-darker text-white antialiased" v-show="open">
+    <div class="p-4 bg-grey-6 text-white antialiased" v-show="open">
       <div class="lg:flex lg:flex-wrap -mx-4 -mb-4">
         <div class="px-4 mb-4">
           <div class="text-xs uppercase mb-1">Task ID</div>
diff --git a/src/components/Environment/ToggleHelp.vue b/src/components/Environment/ToggleHelp.vue
index 3b928a2..c01cc82 100644
--- a/src/components/Environment/ToggleHelp.vue
+++ b/src/components/Environment/ToggleHelp.vue
@@ -1,7 +1,7 @@
 <template>
   <div class="hidden lg:block">
     <button type="button" class="text-blue text-sm font-hairline flex items-center hover:underline focus:underline focus:outline-none" @click="$emit('toggle')">
-      <svg class="h-5 w-5 mr-1 text-blue-dark fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__info"></use></svg>
+      <svg class="h-5 w-5 mr-1 text-blue-3 fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__info"></use></svg>
       {{ hidden ? 'Show quick help' : 'Hide quick help' }}
     </button>
   </div>
diff --git a/src/components/HeaderButtons.vue b/src/components/HeaderButtons.vue
index 86523d3..6709978 100644
--- a/src/components/HeaderButtons.vue
+++ b/src/components/HeaderButtons.vue
@@ -7,7 +7,7 @@
           class="text-xs no-underline hover:underline flex flex-col items-center justify-center"
           :class="{
             'text-grey cursor-not-allowed': link.disabled,
-            'text-blue-dark': !link.disabled,
+            'text-blue-3': !link.disabled,
           }"
           :disabled="link.disabled"
         >
diff --git a/src/components/Navbar.vue b/src/components/Navbar.vue
index e8dfff1..43c145c 100644
--- a/src/components/Navbar.vue
+++ b/src/components/Navbar.vue
@@ -7,20 +7,20 @@
 
         <div class="flex flex-col flex-1">
           <nav class="border-t-2 border-transparent flex justify-end md:justify-start">
-            <a href="#0" class="inline-block text-sm border-b-4 border-blue-dark mx-2 px-4 py-4 md:py-5 text-blue-dark uppercase no-underline hover:underline focus:underline">Develop</a>
-            <a href="#0" class="inline-block text-sm border-b-4 border-transparent mx-2 px-4 py-4 md:py-5 text-blue-dark uppercase no-underline hover:underline focus:underline">Manage</a>
+            <a href="#0" class="inline-block text-sm border-b-4 border-blue-3 mx-2 px-4 py-4 md:py-5 text-blue-3 uppercase no-underline hover:underline focus:underline">Develop</a>
+            <a href="#0" class="inline-block text-sm border-b-4 border-transparent mx-2 px-4 py-4 md:py-5 text-blue-3 uppercase no-underline hover:underline focus:underline">Manage</a>
           </nav>
         </div>
 
         <div class="hidden md:flex md:items-center">
-          <div><a class="text-sm text-blue-dark no-underline hover:underline uppercase" href="#0">Help</a></div>
+          <div><a class="text-sm text-blue-3 no-underline hover:underline uppercase" href="#0">Help</a></div>
           <div class="ml-6"><button type="button">
             <span class="hidden">Menu</span>
-            <svg class="fill-current text-blue-dark" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" width="20" height="20"><path id="select-product" class="cls-1" d="M.77,0h4A.76.76,0,0,1,5.5.77v4a.76.76,0,0,1-.77.77h-4A.76.76,0,0,1,0,4.73v-4A.76.76,0,0,1,.77,0ZM7.25.77v4A.76.76,0,0,0,8,5.5h4a.76.76,0,0,0,.77-.77v-4A.76.76,0,0,0,12,0H8A.76.76,0,0,0,7.25.77Zm7.25,0v4a.76.76,0,0,0,.77.77h4A.76.76,0,0,0,20,4.73v-4A.76.76,0,0,0,19.23,0h-4A.76.76,0,0,0,14.5.77ZM0,8v4a.76.76,0,0,0,.77.77h4A.76.76,0,0,0,5.5,12V8a.76.76,0,0,0-.77-.77h-4A.76.76,0,0,0,0,8ZM7.25,8v4a.76.76,0,0,0,.77.77h4a.76.76,0,0,0,.77-.77V8A.76.76,0,0,0,12,7.25H8A.76.76,0,0,0,7.25,8ZM14.5,8v4a.76.76,0,0,0,.77.77h4A.76.76,0,0,0,20,12V8a.76.76,0,0,0-.77-.77h-4A.76.76,0,0,0,14.5,8ZM0,15.27v4A.76.76,0,0,0,.77,20h4a.76.76,0,0,0,.77-.77v-4a.76.76,0,0,0-.77-.77h-4A.76.76,0,0,0,0,15.27Zm7.25,0v4A.76.76,0,0,0,8,20h4a.76.76,0,0,0,.77-.77v-4A.76.76,0,0,0,12,14.5H8A.76.76,0,0,0,7.25,15.27Zm7.25,0v4a.76.76,0,0,0,.77.77h4a.76.76,0,0,0,.77-.77v-4a.76.76,0,0,0-.77-.77h-4A.76.76,0,0,0,14.5,15.27Z"></path></svg>
+            <svg class="fill-current text-blue-3" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" width="20" height="20"><path id="select-product" class="cls-1" d="M.77,0h4A.76.76,0,0,1,5.5.77v4a.76.76,0,0,1-.77.77h-4A.76.76,0,0,1,0,4.73v-4A.76.76,0,0,1,.77,0ZM7.25.77v4A.76.76,0,0,0,8,5.5h4a.76.76,0,0,0,.77-.77v-4A.76.76,0,0,0,12,0H8A.76.76,0,0,0,7.25.77Zm7.25,0v4a.76.76,0,0,0,.77.77h4A.76.76,0,0,0,20,4.73v-4A.76.76,0,0,0,19.23,0h-4A.76.76,0,0,0,14.5.77ZM0,8v4a.76.76,0,0,0,.77.77h4A.76.76,0,0,0,5.5,12V8a.76.76,0,0,0-.77-.77h-4A.76.76,0,0,0,0,8ZM7.25,8v4a.76.76,0,0,0,.77.77h4a.76.76,0,0,0,.77-.77V8A.76.76,0,0,0,12,7.25H8A.76.76,0,0,0,7.25,8ZM14.5,8v4a.76.76,0,0,0,.77.77h4A.76.76,0,0,0,20,12V8a.76.76,0,0,0-.77-.77h-4A.76.76,0,0,0,14.5,8ZM0,15.27v4A.76.76,0,0,0,.77,20h4a.76.76,0,0,0,.77-.77v-4a.76.76,0,0,0-.77-.77h-4A.76.76,0,0,0,0,15.27Zm7.25,0v4A.76.76,0,0,0,8,20h4a.76.76,0,0,0,.77-.77v-4A.76.76,0,0,0,12,14.5H8A.76.76,0,0,0,7.25,15.27Zm7.25,0v4a.76.76,0,0,0,.77.77h4a.76.76,0,0,0,.77-.77v-4a.76.76,0,0,0-.77-.77h-4A.76.76,0,0,0,14.5,15.27Z"></path></svg>
           </button></div>
           <div class="ml-6"><button type="button">
             <span class="hidden">Activity</span>
-            <svg class="h-6 w-6 text-blue-dark fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#objects__notification"></use></svg>
+            <svg class="h-6 w-6 text-blue-3 fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#objects__notification"></use></svg>
           </button></div>
           <div class="ml-6">
             <img class="w-5 h-5 rounded-full" src="https://avatars1.githubusercontent.com/u/339813?s=460&v=4" alt="">
diff --git a/src/components/Sidebar.vue b/src/components/Sidebar.vue
index 08ea469..b1f815f 100644
--- a/src/components/Sidebar.vue
+++ b/src/components/Sidebar.vue
@@ -1,5 +1,5 @@
 <template>
-  <div class="w-auto lg:w-56 bg-grey-light text-grey-darker antialiased fixed pin-l h-full overflow-y-scroll">
+  <div class="w-auto lg:w-56 bg-grey-3 text-grey-6 antialiased fixed pin-l h-full overflow-y-scroll">
     <div>
       <ul class="list-reset">
         <li v-for="link in links" :key="link.title">
@@ -7,10 +7,10 @@
             href="#0"
             class="flex items-center no-underline focus:underline px-4 py-2 text-sm"
             :class="{
-              'bg-grey-darker text-white': link.active,
-              'border-transparent hover:bg-grey hover:text-blue-dark': !link.active,
-              'text-grey-dark cursor-not-allowed': link.disabled,
-              'text-grey-darker': !link.disabled,
+              'bg-grey-6 text-white': link.active,
+              'border-transparent hover:bg-grey hover:text-blue-3': !link.active,
+              'text-grey-5 cursor-not-allowed': link.disabled,
+              'text-grey-6': !link.disabled,
             }"
           >
             <svg class="h-6 w-6 fill-current" role="presentation"><use :xlink:href="`/img/icons.symbol.svg#${link.icon}`"></use></svg>
diff --git a/src/components/TitleBlock.vue b/src/components/TitleBlock.vue
index 94b9e64..c89e572 100644
--- a/src/components/TitleBlock.vue
+++ b/src/components/TitleBlock.vue
@@ -1,6 +1,6 @@
 <template>
-  <div class="border-b-3 border-grey-light">
-    <div class="bg-white px-4 lg:px-6 py-5 border-t border-grey-lighter flex justify-between items-center">
+  <div class="border-b-3 border-grey-3">
+    <div class="bg-white px-4 lg:px-6 py-5 border-t border-grey-2 flex justify-between items-center">
       <div class="w-full md:w-auto flex flex-col">
         <slot name="left"></slot>
       </div>
diff --git a/src/views/Applications.vue b/src/views/Applications.vue
index 94470e3..160489f 100644
--- a/src/views/Applications.vue
+++ b/src/views/Applications.vue
@@ -31,7 +31,7 @@
                 <div class="w-full">
                   <form action="#">
                     <label for="applications" class="visuallyhidden">Filter applications</label>
-                    <input id="applications" type="text" placeholder="Filter applications" class="w-full py-2 px-3 border border-grey-darker rounded">
+                    <input id="applications" type="text" placeholder="Filter applications" class="w-full py-2 px-3 border border-grey-4-6 rounded">
                   </form>
                 </div>
               </div>
diff --git a/src/views/Environment.vue b/src/views/Environment.vue
index 0030861..d4c71b2 100644
--- a/src/views/Environment.vue
+++ b/src/views/Environment.vue
@@ -8,11 +8,11 @@
           <div class="text-xs mb-3">
             <ol class="list-reset flex">
               <li class="flex items-center pr-1">
-                <router-link to="/" class="text-blue-dark no-underline hover:underline mr-1">Applications</router-link>
+                <router-link to="/" class="text-blue-3 no-underline hover:underline mr-1">Applications</router-link>
                 <svg class="w-3 h-3 fill-current text-grey" viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.95 10.707l.707-.707L8 4.343 6.586 5.757 10.828 10l-4.242 4.243L8 15.657l4.95-4.95z" fill-rule="evenodd"/></svg>
               </li>
               <li class="flex items-center pr-1">
-                <router-link :to="{ name: 'environments' }" class="text-blue-dark no-underline hover:underline mr-1">{{ application.name }}</router-link>
+                <router-link :to="{ name: 'environments' }" class="text-blue-3 no-underline hover:underline mr-1">{{ application.name }}</router-link>
                 <svg class="w-3 h-3 fill-current text-grey" viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.95 10.707l.707-.707L8 4.343 6.586 5.757 10.828 10l-4.242 4.243L8 15.657l4.95-4.95z" fill-rule="evenodd"/></svg>
               </li>
               <li>{{ environment.name }}</li>
@@ -21,7 +21,7 @@
 
           <button class="flex flex-1 items-center justify-between md:justify-start">
             <div class="text-2xl font-hairline">{{ application.name }} : {{ environment.name }}</div>
-            <svg class="h-6 w-6 text-blue-dark fill-current ml-2" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__down-arrow"></use></svg>
+            <svg class="h-6 w-6 text-blue-3 fill-current ml-2" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__down-arrow"></use></svg>
           </button>
         </template>
 
@@ -48,7 +48,7 @@
             </div>
 
             <div class="my-10">
-              <a :href="environment.url" class="flex items-center text-sm text-blue-dark no-underline hover:underline focus:underline">
+              <a :href="environment.url" class="flex items-center text-sm text-blue-3 no-underline hover:underline focus:underline">
                 <svg class="h-6 w-6 fill-current mr-1" role="presentation"><use xlink:href="/img/icons.symbol.svg#alpha__globe"></use></svg>
                 {{ environment.url }}
               </a>
@@ -60,14 +60,14 @@
               </div>
 
               <div class="shadow-md overflow-hidden">
-                <div class="bg-white border-b-2 border-grey-light p-3"><h2 class="text-lg">Site Health</h2></div>
+                <div class="bg-white border-b-2 border-grey-3 p-3"><h2 class="text-lg">Site Health</h2></div>
                 <div class="bg-white p-4">
                   <div class="mb-6">
                     <p class="text-lg font-hairline text-grey-darkest">Uptime monitoring</p>
                   </div>
 
                   <div class="text-center leading-normal mb-5">
-                    <p class="text-grey-darker">
+                    <p class="text-grey-6">
                       Acquia uses a specially tuned uptime monitoring solution to keep track<br class="hidden md:inline">
                       of whether your Drupal site is really up and running.
                     </p>
@@ -81,13 +81,13 @@
               </div>
 
               <div class="shadow-md overflow-hidden">
-                <div class="bg-white border-b-2 border-grey-light p-3"><h2 class="text-lg">Information</h2></div>
+                <div class="bg-white border-b-2 border-grey-3 p-3"><h2 class="text-lg">Information</h2></div>
                 <div class="bg-white px-4 py-6">
                   <div class="mb-6 relative">
                     <div class="text-xs mb-1">Git URL</div>
-                    <div class="border border-grey-dark rounded p-3">{{ gitUrl }}</div>
+                    <div class="border border-grey-4-5 rounded p-3">{{ gitUrl }}</div>
                     <div class="absolute pin-t pin-r">
-                      <button type="button" class="flex items-center text-xs text-blue-dark hover:underline focus:underline">
+                      <button type="button" class="flex items-center text-xs text-blue-3 hover:underline focus:underline">
                         <svg class="h-3 w-3 fill-current mr-1" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__copy"></use></svg>
                         Copy <span class="visuallyhidden">Git URL to your clipboard</span>
                       </button>
@@ -96,9 +96,9 @@
 
                   <div class="mb-6 relative">
                     <div class="text-xs mb-1">SSH URL</div>
-                    <div class="border border-grey-dark rounded p-3">{{ sshUrl }}</div>
+                    <div class="border border-grey-4-5 rounded p-3">{{ sshUrl }}</div>
                     <div class="absolute pin-t pin-r">
-                      <button type="button" class="flex items-center text-xs text-blue-dark hover:underline focus:underline">
+                      <button type="button" class="flex items-center text-xs text-blue-3 hover:underline focus:underline">
                         <svg class="h-3 w-3 fill-current mr-1" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__copy"></use></svg>
                         Copy <span class="visuallyhidden">SSH URL to your clipboard</span>
                       </button>
@@ -107,22 +107,22 @@
 
                   <div class="flex flex-wrap -mx-4 -mb-4 lg:-mb-6">
                     <div class="w-full lg:w-1/2 px-4 mb-4 lg:mb-6">
-                      <div class="mb-1 text-xs text-grey-darker">IP Address</div>
+                      <div class="mb-1 text-xs text-grey-6">IP Address</div>
                       <div>1.2.3.4</div>
                     </div>
 
                     <div class="w-full lg:w-1/2 px-4 mb-4 lg:mb-6">
-                      <div class="mb-1 text-xs text-grey-darker">Region</div>
+                      <div class="mb-1 text-xs text-grey-6">Region</div>
                       <div>eu-west-1</div>
                     </div>
 
                     <div class="w-full lg:w-1/2 px-4 mb-4 lg:mb-6">
-                      <div class="mb-1 text-xs text-grey-darker">PHP version</div>
+                      <div class="mb-1 text-xs text-grey-6">PHP version</div>
                       <div>7.1</div>
                     </div>
 
                     <div class="w-full lg:w-1/2 px-4 mb-4 lg:mb-6">
-                      <div class="mb-1 text-xs text-grey-darker">Live development mode</div>
+                      <div class="mb-1 text-xs text-grey-6">Live development mode</div>
                       <div>Off</div>
                     </div>
                   </div>
diff --git a/src/views/Environments.vue b/src/views/Environments.vue
index facbcb0..edb9d0e 100644
--- a/src/views/Environments.vue
+++ b/src/views/Environments.vue
@@ -8,7 +8,7 @@
           <div class="text-xs mb-3">
             <ol class="list-reset flex">
               <li class="flex items-center pr-1">
-                <router-link to="/" class="text-blue-dark no-underline hover:underline mr-1">Applications</router-link>
+                <router-link to="/" class="text-blue-3 no-underline hover:underline mr-1">Applications</router-link>
                 <svg class="w-3 h-3 fill-current text-grey" viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.95 10.707l.707-.707L8 4.343 6.586 5.757 10.828 10l-4.242 4.243L8 15.657l4.95-4.95z" fill-rule="evenodd"/></svg>
               </li>
               <li>{{ application.name }}</li>
@@ -17,7 +17,7 @@
 
           <button class="flex flex-1 items-center justify-between md:justify-start">
             <div class="text-2xl font-hairline mr-2">{{ application.name }}</div>
-            <svg class="h-6 w-6 text-blue-dark fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__down-arrow"></use></svg>
+            <svg class="h-6 w-6 text-blue-3 fill-current" role="presentation"><use xlink:href="/img/icons.symbol.svg#actions__down-arrow"></use></svg>
           </button>
         </template>
 
@@ -46,7 +46,7 @@
               <div class="lg:flex lg:flex-row-reverse flex-1 justify-between _bg-blue items-baseline">
                 <div class="w-full lg:w-1/2 xl:w-1/3">
                   <form action="#">
-                    <input type="text" placeholder="Filter environments" class="w-full py-2 px-3 border border-grey-darker rounded">
+                    <input type="text" placeholder="Filter environments" class="w-full py-2 px-3 border border-grey-4-6 rounded">
                   </form>
                 </div>
 
