diff --git a/themes/vanilla/assets/scss/code.scss b/themes/vanilla/assets/scss/code.scss
index a4e1bae..dbee00a 100644
--- a/themes/vanilla/assets/scss/code.scss
+++ b/themes/vanilla/assets/scss/code.scss
@@ -59,7 +59,7 @@ pre code {
 
     .hl {
         display: block;
-        background-color: lighten($primary-color, 25%);
+        background-color: #fffd99; 
     }
 }