diff --git a/HISTORY.md b/HISTORY.md
index 5de5b7e0..afef4a8c 100755
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -53,6 +53,7 @@
 ### 2021-11-09
 * objects, store: refactored block-migration mechanism
 * gui: changed display of project name in the IDE to PROJECT (SCENE)
+* gui: adjusted random color for new sprites to HSL model
 
 ### 2021-11-08
 * objects: renamed some internal color methods
diff --git a/src/gui.js b/src/gui.js
index 2704673d..4a8537b1 100644
--- a/src/gui.js
+++ b/src/gui.js
@@ -1228,7 +1228,7 @@ IDE_Morph.prototype.createControlBar = function () {
                 ' (' + myself.scene.name + ')' : '';
         name = (myself.getProjectName() || localize('untitled'));
         txt = new StringMorph(
-            prefix + name +  scene + suffix, // +++
+            prefix + name +  scene + suffix,
             14,
             'sans-serif',
             true,
@@ -3152,9 +3152,9 @@ IDE_Morph.prototype.addNewSprite = function () {
     sprite.rerender();
 
     // randomize sprite properties
-    sprite.setColorComponentHSVA(0, rnd.call(this, 0, 100));
-    sprite.setColorComponentHSVA(1, 100);
-    sprite.setColorComponentHSVA(2, rnd.call(this, 50, 100));
+    sprite.setColorDimension(0, rnd.call(this, 0, 100));
+    sprite.setColorDimension(1, 100);
+    sprite.setColorDimension(2, rnd.call(this, 25, 75));
 
     sprite.setXPosition(rnd.call(this, -220, 220));
     sprite.setYPosition(rnd.call(this, -160, 160));