Issues

• Unable to import saved theme.

  mozilla/FirefoxColor#1088 · Filter by author TheDeeGee opened on Oct 4, 2026

• does not see browser

  mozilla/FirefoxColor#1087 · Filter by author andrewwhiteingale opened on Aug 26, 2026
  1

• Question: Homepage background image / animation

  mozilla/FirefoxColor#1085 · Filter by author stemastr777 opened on Jul 20, 2026
  1

• Feature: Add display highlight for selected components in Advanced colors section

  mozilla/FirefoxColor#1084 · Filter by author stemastr777 opened on Jul 20, 2026
  1

• Feature: Import and edit using public exisiting theme

  mozilla/FirefoxColor#1083 · Filter by author stemastr777 opened on Jul 20, 2026

• A UI element blocks access to another UI element

  mozilla/FirefoxColor#1082 · Filter by author lkintact opened on May 31, 2026

• ntp_card_background missing from advanced

  mozilla/FirefoxColor#1081 · Filter by author MartijnOud opened on Apr 3, 2026
  1

• It's almost 2026 and still no way to do auto dark and light theme

  mozilla/FirefoxColor#1080 · Filter by author rightsaidfred99 opened on Nov 23, 2025

• Add color picker

  mozilla/FirefoxColor#1079 · Filter by author gvlx opened on Nov 10, 2025
  3

• Jarring flash of default theme on startup

  mozilla/FirefoxColor#1078 · Filter by author musjj opened on Sep 24, 2025

• exported xpi themes are corrupt

  mozilla/FirefoxColor#1076 · Filter by author alexanderpowerplays opened on Sep 2, 2025
  1

• Request - multiple custom backgrounds - add "move up and down" button

  mozilla/FirefoxColor#1075 · Filter by author ClaudiaX68 opened on May 17, 2025
  2

• There is no option to modify an installed color theme

  mozilla/FirefoxColor#1074 · Filter by author WillsterJohnson opened on Mar 20, 2025
  3

• Tab color setting does not apply to active vertical tabs in Firefox 136.0.2

  mozilla/FirefoxColor#1073 · Filter by author ghost opened on Mar 20, 2025
  4

• Editor Preview is incomplete and out of date

  mozilla/FirefoxColor#1072 · Filter by author 96fps opened on Jan 31, 2025

• Firefox Toolbar flashes white before loading theme despite Website Appearance set to Dark

  mozilla/FirefoxColor#1065 · Filter by author szmarczak opened on Sep 30, 2024

• Support for darkmode

  mozilla/FirefoxColor#1063 · Filter by author Sammeeeeeeee opened on Aug 9, 2024

• Is it possible to add background support for New Tabs?

  mozilla/FirefoxColor#1062 · Filter by author AilurusHush opened on Mar 29, 2024

• Changing theme in about:addons overrides FF Colors settings until next restart

  mozilla/FirefoxColor#1061 · Filter by author charwick opened on Mar 19, 2024

• Support Operating System's color as the Background Color

  mozilla/FirefoxColor#1060 · Filter by author maverick74 opened on Mar 5, 2024

• [ request ] Make Compatible for Thunderbird

  mozilla/FirefoxColor#1059 · Filter by author ghost opened on Dec 27, 2023

• Firefox doesn't use native window's control buttons with FirefoxColor enabled

  mozilla/FirefoxColor#1058 · Filter by author medmedin2014 opened on Aug 21, 2023

• Some advanced colors are not applied with Firefox 116

  mozilla/FirefoxColor#1057 · Filter by author medmedin2014 opened on Aug 18, 2023
  1

• Status panel color

  mozilla/FirefoxColor#1056 · Filter by author PhoenixIndigo opened on Jul 18, 2023
  1

• Several deficiencies & bugs

  mozilla/FirefoxColor#1044 · Filter by author 411621 opened on Jan 10, 2023
  1