diff --git a/src/sos_notebook/kernel.js b/src/sos_notebook/kernel.js
index fb7e673..1d86328 100644
--- a/src/sos_notebook/kernel.js
+++ b/src/sos_notebook/kernel.js
@@ -1887,10 +1887,10 @@ table.task_table {
 }
 
 .cm-sos-interpolated {
-	 background-color: #ebf9e8;
+  background-color: #c8eec0;
 }
 .cm-sos-sigil {
-	background-color: #ebf9e8;
+  background-color: #c8eec0;
 }
 /*
 .cm-sos-script {
@@ -2642,4 +2642,4 @@ table.task_table {
     return {
         onload: onload
     }
-})
\ No newline at end of file
+})