diff --git a/__tests__/fixtures/tailwind-output-important.css b/__tests__/fixtures/tailwind-output-important.css
index 6698fc65cf21..ec43d5a242c2 100644
--- a/__tests__/fixtures/tailwind-output-important.css
+++ b/__tests__/fixtures/tailwind-output-important.css
@@ -3730,35 +3730,39 @@ table {
 }
 
 .max-w-sm {
-  max-width: 30rem !important;
+  max-width: 24rem !important;
 }
 
 .max-w-md {
-  max-width: 40rem !important;
+  max-width: 28rem !important;
 }
 
 .max-w-lg {
-  max-width: 50rem !important;
+  max-width: 32rem !important;
 }
 
 .max-w-xl {
-  max-width: 60rem !important;
+  max-width: 36rem !important;
 }
 
 .max-w-2xl {
-  max-width: 70rem !important;
+  max-width: 42rem !important;
 }
 
 .max-w-3xl {
-  max-width: 80rem !important;
+  max-width: 48rem !important;
 }
 
 .max-w-4xl {
-  max-width: 90rem !important;
+  max-width: 56rem !important;
 }
 
 .max-w-5xl {
-  max-width: 100rem !important;
+  max-width: 64rem !important;
+}
+
+.max-w-6xl {
+  max-width: 72rem !important;
 }
 
 .max-w-full {
@@ -9815,35 +9819,39 @@ table {
   }
 
   .sm\:max-w-sm {
-    max-width: 30rem !important;
+    max-width: 24rem !important;
   }
 
   .sm\:max-w-md {
-    max-width: 40rem !important;
+    max-width: 28rem !important;
   }
 
   .sm\:max-w-lg {
-    max-width: 50rem !important;
+    max-width: 32rem !important;
   }
 
   .sm\:max-w-xl {
-    max-width: 60rem !important;
+    max-width: 36rem !important;
   }
 
   .sm\:max-w-2xl {
-    max-width: 70rem !important;
+    max-width: 42rem !important;
   }
 
   .sm\:max-w-3xl {
-    max-width: 80rem !important;
+    max-width: 48rem !important;
   }
 
   .sm\:max-w-4xl {
-    max-width: 90rem !important;
+    max-width: 56rem !important;
   }
 
   .sm\:max-w-5xl {
-    max-width: 100rem !important;
+    max-width: 64rem !important;
+  }
+
+  .sm\:max-w-6xl {
+    max-width: 72rem !important;
   }
 
   .sm\:max-w-full {
@@ -15885,35 +15893,39 @@ table {
   }
 
   .md\:max-w-sm {
-    max-width: 30rem !important;
+    max-width: 24rem !important;
   }
 
   .md\:max-w-md {
-    max-width: 40rem !important;
+    max-width: 28rem !important;
   }
 
   .md\:max-w-lg {
-    max-width: 50rem !important;
+    max-width: 32rem !important;
   }
 
   .md\:max-w-xl {
-    max-width: 60rem !important;
+    max-width: 36rem !important;
   }
 
   .md\:max-w-2xl {
-    max-width: 70rem !important;
+    max-width: 42rem !important;
   }
 
   .md\:max-w-3xl {
-    max-width: 80rem !important;
+    max-width: 48rem !important;
   }
 
   .md\:max-w-4xl {
-    max-width: 90rem !important;
+    max-width: 56rem !important;
   }
 
   .md\:max-w-5xl {
-    max-width: 100rem !important;
+    max-width: 64rem !important;
+  }
+
+  .md\:max-w-6xl {
+    max-width: 72rem !important;
   }
 
   .md\:max-w-full {
@@ -21955,35 +21967,39 @@ table {
   }
 
   .lg\:max-w-sm {
-    max-width: 30rem !important;
+    max-width: 24rem !important;
   }
 
   .lg\:max-w-md {
-    max-width: 40rem !important;
+    max-width: 28rem !important;
   }
 
   .lg\:max-w-lg {
-    max-width: 50rem !important;
+    max-width: 32rem !important;
   }
 
   .lg\:max-w-xl {
-    max-width: 60rem !important;
+    max-width: 36rem !important;
   }
 
   .lg\:max-w-2xl {
-    max-width: 70rem !important;
+    max-width: 42rem !important;
   }
 
   .lg\:max-w-3xl {
-    max-width: 80rem !important;
+    max-width: 48rem !important;
   }
 
   .lg\:max-w-4xl {
-    max-width: 90rem !important;
+    max-width: 56rem !important;
   }
 
   .lg\:max-w-5xl {
-    max-width: 100rem !important;
+    max-width: 64rem !important;
+  }
+
+  .lg\:max-w-6xl {
+    max-width: 72rem !important;
   }
 
   .lg\:max-w-full {
@@ -28025,35 +28041,39 @@ table {
   }
 
   .xl\:max-w-sm {
-    max-width: 30rem !important;
+    max-width: 24rem !important;
   }
 
   .xl\:max-w-md {
-    max-width: 40rem !important;
+    max-width: 28rem !important;
   }
 
   .xl\:max-w-lg {
-    max-width: 50rem !important;
+    max-width: 32rem !important;
   }
 
   .xl\:max-w-xl {
-    max-width: 60rem !important;
+    max-width: 36rem !important;
   }
 
   .xl\:max-w-2xl {
-    max-width: 70rem !important;
+    max-width: 42rem !important;
   }
 
   .xl\:max-w-3xl {
-    max-width: 80rem !important;
+    max-width: 48rem !important;
   }
 
   .xl\:max-w-4xl {
-    max-width: 90rem !important;
+    max-width: 56rem !important;
   }
 
   .xl\:max-w-5xl {
-    max-width: 100rem !important;
+    max-width: 64rem !important;
+  }
+
+  .xl\:max-w-6xl {
+    max-width: 72rem !important;
   }
 
   .xl\:max-w-full {
diff --git a/__tests__/fixtures/tailwind-output.css b/__tests__/fixtures/tailwind-output.css
index b0c2065ee0e1..c4fa2f982920 100644
--- a/__tests__/fixtures/tailwind-output.css
+++ b/__tests__/fixtures/tailwind-output.css
@@ -3730,35 +3730,39 @@ table {
 }
 
 .max-w-sm {
-  max-width: 30rem;
+  max-width: 24rem;
 }
 
 .max-w-md {
-  max-width: 40rem;
+  max-width: 28rem;
 }
 
 .max-w-lg {
-  max-width: 50rem;
+  max-width: 32rem;
 }
 
 .max-w-xl {
-  max-width: 60rem;
+  max-width: 36rem;
 }
 
 .max-w-2xl {
-  max-width: 70rem;
+  max-width: 42rem;
 }
 
 .max-w-3xl {
-  max-width: 80rem;
+  max-width: 48rem;
 }
 
 .max-w-4xl {
-  max-width: 90rem;
+  max-width: 56rem;
 }
 
 .max-w-5xl {
-  max-width: 100rem;
+  max-width: 64rem;
+}
+
+.max-w-6xl {
+  max-width: 72rem;
 }
 
 .max-w-full {
@@ -9815,35 +9819,39 @@ table {
   }
 
   .sm\:max-w-sm {
-    max-width: 30rem;
+    max-width: 24rem;
   }
 
   .sm\:max-w-md {
-    max-width: 40rem;
+    max-width: 28rem;
   }
 
   .sm\:max-w-lg {
-    max-width: 50rem;
+    max-width: 32rem;
   }
 
   .sm\:max-w-xl {
-    max-width: 60rem;
+    max-width: 36rem;
   }
 
   .sm\:max-w-2xl {
-    max-width: 70rem;
+    max-width: 42rem;
   }
 
   .sm\:max-w-3xl {
-    max-width: 80rem;
+    max-width: 48rem;
   }
 
   .sm\:max-w-4xl {
-    max-width: 90rem;
+    max-width: 56rem;
   }
 
   .sm\:max-w-5xl {
-    max-width: 100rem;
+    max-width: 64rem;
+  }
+
+  .sm\:max-w-6xl {
+    max-width: 72rem;
   }
 
   .sm\:max-w-full {
@@ -15885,35 +15893,39 @@ table {
   }
 
   .md\:max-w-sm {
-    max-width: 30rem;
+    max-width: 24rem;
   }
 
   .md\:max-w-md {
-    max-width: 40rem;
+    max-width: 28rem;
   }
 
   .md\:max-w-lg {
-    max-width: 50rem;
+    max-width: 32rem;
   }
 
   .md\:max-w-xl {
-    max-width: 60rem;
+    max-width: 36rem;
   }
 
   .md\:max-w-2xl {
-    max-width: 70rem;
+    max-width: 42rem;
   }
 
   .md\:max-w-3xl {
-    max-width: 80rem;
+    max-width: 48rem;
   }
 
   .md\:max-w-4xl {
-    max-width: 90rem;
+    max-width: 56rem;
   }
 
   .md\:max-w-5xl {
-    max-width: 100rem;
+    max-width: 64rem;
+  }
+
+  .md\:max-w-6xl {
+    max-width: 72rem;
   }
 
   .md\:max-w-full {
@@ -21955,35 +21967,39 @@ table {
   }
 
   .lg\:max-w-sm {
-    max-width: 30rem;
+    max-width: 24rem;
   }
 
   .lg\:max-w-md {
-    max-width: 40rem;
+    max-width: 28rem;
   }
 
   .lg\:max-w-lg {
-    max-width: 50rem;
+    max-width: 32rem;
   }
 
   .lg\:max-w-xl {
-    max-width: 60rem;
+    max-width: 36rem;
   }
 
   .lg\:max-w-2xl {
-    max-width: 70rem;
+    max-width: 42rem;
   }
 
   .lg\:max-w-3xl {
-    max-width: 80rem;
+    max-width: 48rem;
   }
 
   .lg\:max-w-4xl {
-    max-width: 90rem;
+    max-width: 56rem;
   }
 
   .lg\:max-w-5xl {
-    max-width: 100rem;
+    max-width: 64rem;
+  }
+
+  .lg\:max-w-6xl {
+    max-width: 72rem;
   }
 
   .lg\:max-w-full {
@@ -28025,35 +28041,39 @@ table {
   }
 
   .xl\:max-w-sm {
-    max-width: 30rem;
+    max-width: 24rem;
   }
 
   .xl\:max-w-md {
-    max-width: 40rem;
+    max-width: 28rem;
   }
 
   .xl\:max-w-lg {
-    max-width: 50rem;
+    max-width: 32rem;
   }
 
   .xl\:max-w-xl {
-    max-width: 60rem;
+    max-width: 36rem;
   }
 
   .xl\:max-w-2xl {
-    max-width: 70rem;
+    max-width: 42rem;
   }
 
   .xl\:max-w-3xl {
-    max-width: 80rem;
+    max-width: 48rem;
   }
 
   .xl\:max-w-4xl {
-    max-width: 90rem;
+    max-width: 56rem;
   }
 
   .xl\:max-w-5xl {
-    max-width: 100rem;
+    max-width: 64rem;
+  }
+
+  .xl\:max-w-6xl {
+    max-width: 72rem;
   }
 
   .xl\:max-w-full {
diff --git a/defaultTheme.js b/defaultTheme.js
index 374d0090e66f..882b503306aa 100644
--- a/defaultTheme.js
+++ b/defaultTheme.js
@@ -256,14 +256,15 @@ module.exports = function() {
     },
     maxWidth: {
       xs: '20rem',
-      sm: '30rem',
-      md: '40rem',
-      lg: '50rem',
-      xl: '60rem',
-      '2xl': '70rem',
-      '3xl': '80rem',
-      '4xl': '90rem',
-      '5xl': '100rem',
+      sm: '24rem',
+      md: '28rem',
+      lg: '32rem',
+      xl: '36rem',
+      '2xl': '42rem',
+      '3xl': '48rem',
+      '4xl': '56rem',
+      '5xl': '64rem',
+      '6xl': '72rem',
       full: '100%',
     },
     maxHeight: {