diff --git a/docs/_includes/css/less.html b/docs/_includes/css/less.html
index 71cae072c8..a750286517 100644
--- a/docs/_includes/css/less.html
+++ b/docs/_includes/css/less.html
@@ -42,7 +42,7 @@
     </div>
   </div>
 {% highlight scss %}
-@brand-primary: #428bca;
+@brand-primary: darken(#428bca, 6.5%); // #337ab7
 @brand-success: #5cb85c;
 @brand-info:    #5bc0de;
 @brand-warning: #f0ad4e;
diff --git a/less/variables.less b/less/variables.less
index b13be9d449..59747d5364 100644
--- a/less/variables.less
+++ b/less/variables.less
@@ -14,7 +14,7 @@
 @gray-light:             lighten(@gray-base, 46.7%); // #777
 @gray-lighter:           lighten(@gray-base, 93.5%); // #eee
 
-@brand-primary:         darken(#428bca, 6.5%);
+@brand-primary:         darken(#428bca, 6.5%); // #337ab7
 @brand-success:         #5cb85c;
 @brand-info:            #5bc0de;
 @brand-warning:         #f0ad4e;