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 (1,295)
318,796 users

ColorZilla Compatible with Firefox 57+

Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...

Rated 4 out of 5 stars (437)
173,641 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 (1,289)
86,789 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 (478)
50,315 users

colorPicker

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 (61)
46,103 users

Dark Mode (WebExtension) Compatible with Firefox 57+

A global dark theme for the web

Rated 4 out of 5 stars (242)
37,759 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 (101)
10,405 users

Rainbow Color Tools Requires Restart

This addon is no longer being updated and won't work with new versions of Firefox. See the Colorzilla addon for a replacement: https://addons.mozilla.org/en-US/firefox/addon/colorzilla/.

Color tools for web development.

Rated 5 out of 5 stars (98)
10,140 users

TextMarker Go Compatible with Firefox 57+

Highlight the selected text.
1) Seven highlight colors
2) An arrow flag is added on the right side of the page
3) Hotkeys for highlight selected text and jump to highlighted text

Rated 4 out of 5 stars (58)
4,627 users

Firepicker Requires Restart

Simple color picker plugin for Firebug.

Rated 5 out of 5 stars (56)
4,574 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 (89)
2,609 users

WCAG Contrast checker Compatible with Firefox 57+

Checks for compliance with the contrast levels, brightness and shine in the color combination of foreground and background of textual content based on the requirements of WCAG 1 and WCAG 2.

Rated 5 out of 5 stars (11)
2,579 users

VivaldiFox Compatible with Firefox 57+ Featured

A dynamic theme that allows colouring Firefox in a Vivaldi style fashion.

Rated 5 out of 5 stars (191)
2,564 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 (69)
2,484 users

[Dark Theme] - 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 (42)
2,374 users

Context Highlight Requires Restart

Allows you to quickly and easily highlight all instances of a word or phrase within the current page. Simply select the text you want, right click and choose "highlight"...

Rated 4 out of 5 stars (35)
2,163 users

ImageTweak: zoom/rotate images and videos! Requires Restart

A no-clutter image viewer for Firefox that allows you to zoom, rotate and display images/videos against a custom background. ImageTweak is a must-have addon for any photographer or photography-loving user.

Rated 4 out of 5 stars (95)
1,483 users

No Color Compatible with Firefox 57+

Remove colors and background images from the page by one click.

Rated 4 out of 5 stars (54)
1,405 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)
1,200 users

Font Inspector (WebExtension) Compatible with Firefox 57+

Click on any element to get the font info in a page popup

Rated 2 out of 5 stars (7)
1,110 users