diff --git a/pxcqbyldn.js b/pxcqbyldn.js
index 4575df9..3085257 100644
--- a/pxcqbyldn.js
+++ b/pxcqbyldn.js
@@ -298,14 +298,14 @@ if (this.mouseIsDown) {
 } else {
 
     this.renderer.clearColor.r -= 0.01;
-    if (this.renderer.clearColor.r < 0) {
-        this.renderer.clearColor.r = 0;
+    if (this.renderer.clearColor.r < 0.32) {
+        this.renderer.clearColor.r = 0.32;
     }
     this.renderer.updateInstance('clearColor');
 
     this.fog.color.r -= 0.01;
-    if (this.fog.color.r < 0) {
-        this.fog.color.r = 0;
+    if (this.fog.color.r < 0.32) {
+        this.fog.color.r = 0.32;
     }
     this.fog.updateInstance('color');
 }