diff --git a/src/_includes/index.css b/src/_includes/index.css
index b47dd77cf..605213ddd 100644
--- a/src/_includes/index.css
+++ b/src/_includes/index.css
@@ -13,30 +13,51 @@
   --disabled: #666;
 
   --rainbow: linear-gradient(90deg,
-    hsl(350, 66%, 53%),
-    hsl(17, 95%, 60%),
-    hsl(49, 85%, 59%),
-    hsl(145, 27%, 49%),
-    hsl(214, 46%, 42%),
-    hsl(274, 32%, 32%)
+    hsl(0, 100%, 30%),
+    hsl(30, 100%, 30%),
+    hsl(60, 100%, 30%),
+    hsl(90, 100%, 30%),
+    hsl(120, 100%, 30%),
+    hsl(150, 100%, 30%),
+    hsl(180, 100%, 30%),
+    hsl(210, 100%, 30%),
+    hsl(240, 100%, 30%),
+    hsl(270, 100%, 30%),
+    hsl(300, 100%, 30%),
+    hsl(330, 100%, 30%),
+    hsl(360, 100%, 30%)
   );
 
   --rainbow-dark: linear-gradient(90deg,
-  hsl(350, 66%, 43%),
-  hsl(17, 95%, 50%),
-  hsl(49, 85%, 49%),
-  hsl(145, 27%, 39%),
-  hsl(214, 46%, 32%),
-  hsl(274, 32%, 22%)
+    hsl(0, 100%, 20%),
+    hsl(30, 100%, 20%),
+    hsl(60, 100%, 20%),
+    hsl(90, 100%, 20%),
+    hsl(120, 100%, 20%),
+    hsl(150, 100%, 20%),
+    hsl(180, 100%, 20%),
+    hsl(210, 100%, 20%),
+    hsl(240, 100%, 20%),
+    hsl(270, 100%, 20%),
+    hsl(300, 100%, 20%),
+    hsl(330, 100%, 20%),
+    hsl(360, 100%, 20%)
   );
 
   --rainbow-light: linear-gradient(90deg,
-  hsl(350, 66%, 43%),
-  hsl(17, 95%, 50%),
-  hsl(49, 85%, 49%),
-  hsl(145, 27%, 39%),
-  hsl(214, 46%, 32%),
-  hsl(274, 32%, 22%)
+    hsl(0, 100%, 40%),
+    hsl(30, 100%, 40%),
+    hsl(60, 100%, 40%),
+    hsl(90, 100%, 40%),
+    hsl(120, 100%, 40%),
+    hsl(150, 100%, 40%),
+    hsl(180, 100%, 40%),
+    hsl(210, 100%, 40%),
+    hsl(240, 100%, 40%),
+    hsl(270, 100%, 40%),
+    hsl(300, 100%, 40%),
+    hsl(330, 100%, 40%),
+    hsl(360, 100%, 40%)
   );