diff --git a/lib/util.js b/lib/util.js
index 7fd432a4af8..639c04f9e7a 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -122,9 +122,10 @@ var colors = {
   'yellow' : [33, 39]
 };
 
+// Don't use 'blue' not visible on cmd.exe
 var styles = {
   'special': 'cyan',
-  'number': 'blue',
+  'number': 'yellow',
   'boolean': 'yellow',
   'undefined': 'grey',
   'null': 'bold',