diff --git a/defaultConfig.stub.js b/defaultConfig.stub.js
index b0cc3bd78..96a4d75a2 100644
--- a/defaultConfig.stub.js
+++ b/defaultConfig.stub.js
@@ -96,7 +96,7 @@ let colors = {
   'teal-lighter': '#a0f0ed',
   'teal-lightest': '#e8fffe',
 
-  'blue-darkest': '#132a3e',
+  'blue-darkest': '#12283a',
   'blue-darker': '#1c3d5a',
   'blue-dark': '#2779bd',
   'blue': '#3490dc',