diff --git a/scss/_scaffolding.scss b/scss/_scaffolding.scss
index a7828f43797..35e5826788f 100644
--- a/scss/_scaffolding.scss
+++ b/scss/_scaffolding.scss
@@ -130,7 +130,7 @@ body, .ionic-body {
 }
 .scroll-bar-indicator {
   position: absolute;
-  background:rgba(0,0,0,0.3);
+  background: rgba(0,0,0,0.3);
   border-radius: 4px;
   opacity: 1;
 
@@ -140,6 +140,10 @@ body, .ionic-body {
     opacity: 0;
   }
 }
+.grade-b .scroll-bar-indicator,
+.grade-c .scroll-bar-indicator {
+  background: #aaa;
+}
 
 
 // Scroll refresher (for pull to refresh)