diff --git a/addons/editor-devtools/blockly/BlockFlasher.js b/addons/editor-devtools/blockly/BlockFlasher.js
index 3e88e90ecd..bcb3ff1d9f 100644
--- a/addons/editor-devtools/blockly/BlockFlasher.js
+++ b/addons/editor-devtools/blockly/BlockFlasher.js
@@ -9,12 +9,11 @@ export default class BlockFlasher {
   static flash(block) {
     if (myFlash.timerID > 0) {
       clearTimeout(myFlash.timerID);
-      myFlash.block.svgPath_.style.fill = myFlash.colour;
+      myFlash.block.svgPath_.style.fill = "";
     }
 
     let count = 4;
     let flashOn = true;
-    myFlash.colour = block.getColour();
     myFlash.block = block;
 
     /**
@@ -22,7 +21,7 @@ export default class BlockFlasher {
      * @private
      */
     function _flash() {
-      myFlash.block.svgPath_.style.fill = flashOn ? "#ffff80" : myFlash.colour;
+      myFlash.block.svgPath_.style.fill = flashOn ? "#ffff80" : "";
       flashOn = !flashOn;
       count--;
       if (count > 0) {
diff --git a/addons/editor-theme3/theme3.js b/addons/editor-theme3/theme3.js
index 2f92aa8062..3236a86f5d 100644
--- a/addons/editor-theme3/theme3.js
+++ b/addons/editor-theme3/theme3.js
@@ -74,12 +74,12 @@ export default async function ({ addon, global, console }) {
 			background-color: var(--editorTheme3-${categories[prop].var ? categories[prop].var : prop}Color) !important;
 		}
     .blocklyDropDownDiv[data-category="${prop}"] {
-      background-color: var(--editorTheme3-${categories[prop].var ? categories[prop].var : prop}Color) !important;
+      background-color: var(--editorTheme3-${categories[prop].var ? categories[prop].var : prop}Color);
     }
 	    `;
     if (prop === "custom") {
       stylesheet += `path.blocklyBlockBackground[fill="#FF6680"] {
-				fill: var(--editorTheme3-${prop}Color) !important;
+				fill: var(--editorTheme3-${prop}Color);
         	}`;
     }
     if (prop === "sensing") {