Search Results for tag "color"

Stylish - Custom themes for any website Compatible with Firefox 57+

Stylish lets you customize any website with custom user styles (themes for websites). Choose from the largest userstyles library to change the color scheme, background, and skin for Google, Facebook, YouTube and many, many more sites.

Rated 4 out of 5 stars (1,257)
340,933 users

Dark Background and Light Text Compatible with Firefox 57+

Makes every page (or only pages that you want) to have light text on dark background. Exact colors are customizable.

Rated 5 out of 5 stars (437)
50,418 users

Dark Mode (WebExtension) Compatible with Firefox 57+

A global dark theme for the web

Rated 4 out of 5 stars (208)
34,219 users

ColorfulTabs Compatible with Firefox 57+

The first addon you should be installing on a fresh Firefox install. A must have. The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color.

Rated 4 out of 5 stars (1,265)
101,898 users

Color Transform

Transform the colors of entire web pages or selected elements. Combine predefined themes with basic transforms. Save transforms for specific web domains.

Rated 4 out of 5 stars (25)
1,012 users

FabTabs Requires Restart

Make your tabs look fabulous!

Rated 4 out of 5 stars (155)
1,145 users


A very simple extension for learning web page colors. Copy the RGB or Hex color code of any pixel displayed in your browser to the clipboard (in CSS/HTML format). Similar in function to Internet Explorer's color picker.

Rated 4 out of 5 stars (59)
55,471 users

VivaldiFox Compatible with Firefox 57+ Featured

An add-on that allows colouring Firefox in a Vivaldi style fashion.

Rated 5 out of 5 stars (175)
2,626 users

Super YouTube Theme Maker Compatible with Firefox 57+

Change YouTube™ colors to whatever you like. Make thousands of themes by yourself. Start to have fun!

Rated 3 out of 5 stars (6)
125 users

NewScrollbars (aka NoiaScrollbars) [Fx/Tb 10-56] Requires Restart

The "NewScrollbars"-extension replaces default scrollbars of Firefox and Thunderbird with colorized ones (partly) known from "Noia themes".
[ not compatible with Firefox / Thunderbird 57+ ]

Rated 5 out of 5 stars (100)
11,570 users

Tab Colors Compatible with Firefox 57+

Selects a random color for each tab and displays the color while the tab is active. You can customize the colors to your liking and also set specific colors for websites.

Rated 3 out of 5 stars (8)
275 users

CaretTab - New Tab Clock and Date Compatible with Firefox 57+

A beautifully simplistic New Tab page that includes multiple clocks, date, search, quick links, and more! Fully customizable!

Rated 5 out of 5 stars (18)
900 users

Personas Rotator Compatible with Firefox 57+

Personas Rotator is a new companion for Personas Firefox add-on to change over 65000+ skins periodically on Firefox. What Will Your Browser Wear Now?

Rated 4 out of 5 stars (68)
2,916 users

Native Dark Compatible with Firefox 57+

Native Dark mainly replaces the default themes of Firefox, because the light theme was adaptive in the titlebar and not the tabs. It allows for the same adaptive titlebar as the default light theme but combines the aesthetic of the dark theme's tabs.

Rated 5 out of 5 stars (11)
224 users

Firelux Compatible with Firefox 57+

Reduces the color temperature of the browser by adding a filter on web pages.

Rated 4 out of 5 stars (8)
864 users

App Button Color

Make the orange Firefox button any color you want, no restart required.

Rated 5 out of 5 stars (54)
329 users

App Button Clear

Make the orange Firefox button clear (transparent).

Rated 5 out of 5 stars (37)
198 users

Page Shadow Compatible with Firefox 57+

An extension for Chrome/Chromium, Firefox, Opera and Edge designed to render a web page more readable in a dark environment by decreasing page brightness or by increasing page contrast. This extension also have a night mode and others tools.

Rated 5 out of 5 stars (14)
549 users

Color That Site! Requires Restart

Change the colors of web sites. With the move of some sliders, you change the foreground and background colors of a site.

Watch the video for a short introduction.

Rated 4 out of 5 stars (86)
2,949 users

Stratiform Requires Restart

Stratiform is the ultimate user friendly customization add-on for Firefox. It puts the power in the average user's hands to customize the browser's look.

Rated 5 out of 5 stars (155)
1,405 users