diff --git a/defaultConfig.stub.js b/defaultConfig.stub.js
index 96a4d75a2..6b09f7ffd 100644
--- a/defaultConfig.stub.js
+++ b/defaultConfig.stub.js
@@ -56,8 +56,8 @@ let colors = {
   'grey-lightest': '#f8fafc',
   'white': '#ffffff',
 
-  'red-darkest': '#3d0c0b',
-  'red-darker': '#641916',
+  'red-darkest': '#3b0d0c',
+  'red-darker': '#621b18',
   'red-dark': '#cc1f1a',
   'red': '#e3342f',
   'red-light': '#ef5753',