From 958df3fe5b22ecad96b2363ebbcb8f643f362f0e Mon Sep 17 00:00:00 2001
From: Muffin <muffin@mailbox.org>
Date: Tue, 9 Jan 2024 15:56:40 -0600
Subject: [PATCH] Allow block colors with transparency

---
 core/block.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/block.js b/core/block.js
index 176cbcc586..ae49a86015 100644
--- a/core/block.js
+++ b/core/block.js
@@ -852,7 +852,7 @@ Blockly.Block.prototype.makeColour_ = function(colour) {
   var hue = Number(colour);
   if (!isNaN(hue)) {
     return Blockly.hueToRgb(hue);
-  } else if (goog.isString(colour) && colour.match(/^#[0-9a-fA-F]{6}$/)) {
+  } else if (goog.isString(colour) && colour.match(/^#[0-9a-fA-F]{6,8}$/)) {
     return colour;
   } else {
     throw 'Invalid colour: ' + colour;