diff --git a/web/magmaweb/static/style.css b/web/magmaweb/static/style.css
index 2a7893f..f0d480c 100644
--- a/web/magmaweb/static/style.css
+++ b/web/magmaweb/static/style.css
@@ -59,7 +59,7 @@ path.moleculeline {
 
 line.peak {
 	stroke-width: 2px;
-	stroke: #eee;
+	stroke: #bbb;
 }
 
 .marker {