Starting in Firefox 89, these would flip to a dark background if the text on the inactive/background tabs was white or light. (A) Right-click context menus, toolbar drop-down panels There is a setting for some of these, but not all of them. I have attached a screenshot illustrating the difference between a theme with light text on the tabs and dark text on the tabs.įirefox 95+ is taking more and more cues from your toolbar area theme for how to style other aspects of the browser. By dark text I mean, for example, the built-in Light theme, or an add-on theme with black or dark text on the tabs such as: The fastest workaround for now is to change your theme to one that uses dark text. It also signals sites that you have a dark theme preference. When the text color on your background tabs is light/white, it triggers Firefox to use a dark background on menus, the sidebar, the Library window, and various built-in pages. As you discovered, Firefox 96 now harmonizes more parts of Firefox with your toolbar theme.

Firefox dark mode