diff --git a/styles/atom-ide-signature-help.less b/styles/atom-ide-signature-help.less
index daff12a..1bcea5d 100644
--- a/styles/atom-ide-signature-help.less
+++ b/styles/atom-ide-signature-help.less
@@ -30,7 +30,7 @@
   // glow on hover
   transition: background-color 0.15s ease;
   &:hover {
-    background-color: mix(@syntax-background-color, @syntax-selection-color, 50%);
+    background-color: mix(@syntax-background-color, @syntax-selection-color, 95%);
   }
 }