message: Render colors in the cell grid using alpha channel too
diff: @@ -89,7 +89,7 @@ export class ColorPatchCanvas {
  offset++;
  rawImageData[offset] = (rgba >> 8) & 0xff; // Blue
  offset++;
  - rawImageData[offset] = 255; // Alpha
  + rawImageData[offset] = rgba & 0xff; // Alpha
  offset++;
  }
  }
  