Search Results for tag "color"


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

Rated 5 out of 5 stars (306)
339,959 users

ColorfulTabs Featured

The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color and makes them easy to distinguish while beautifying the overall appearance of the interface. For Seamonkey & Flock. An essential. F...

Rated 4 out of 5 stars (995)
245,676 users

colorPicker No Restart

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 5 out of 5 stars (33)
81,758 users

Rainbow Color Tools

Color tools for web development.

Color picker and eyedropper + saving colors and trying out colors with drag and drop.

Rated 5 out of 5 stars (95)
38,712 users


Simple color picker plugin for Firebug.

Rated 5 out of 5 stars (55)
22,462 users

NewScrollbars (aka NoiaScrollbars)

The "NewScrollbars"-extension replaces default scrollbars of Firefox and Thunderbird with colorized ones (partly) known from "Noia themes".

Rated 5 out of 5 stars (98)
16,430 users

Black background and white text No Restart

Makes black background and white text on every page

Rated 5 out of 5 stars (34)
7,570 users

Color That Site!

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 (66)
7,512 users

Context Highlight

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 (32)
7,256 users

ImageTweak: zoom/rotate images and videos!

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 (97)
6,572 users

WCAG Contrast checker

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 4 out of 5 stars (9)
5,931 users


Make your tabs look fabulous!

Rated 4 out of 5 stars (161)
5,864 users

TextMarker Go

Allows to highlight the selected text.
1) three customizable colors for highlight
2) highlight functions as bookmarks
3) hotkeys for highlight selected text, remove highlights, and jump to highlighted text.

Rated 4 out of 5 stars (38)
5,159 users


Take Firefox to the next level.

Rated 5 out of 5 stars (85)
3,933 users

Color Transform No Restart

Adapt page colors to your taste or need. Save your favorite color scheme for automatic coloration. Comes with 18 predefined themes and 24 basic transforms for hue, saturation, lightness and opacity. For Firefox 24.0 and newer.

Rated 3 out of 5 stars (11)
3,101 users

Advanced Frame Designer

A tool to design frames directly in the web page. The integrated color picker supports also harmonic colors. Operating notes see the tooltips.

Rated 5 out of 5 stars (2)
2,374 users

No Color

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

Rated 4 out of 5 stars (44)
2,292 users

Screen Dimmer

Darken any web page to reduce eye strain and increase comfort

- Change overlay color
- Increase, decrease or reset overlay with right mouse click or keyboard controls

Ctrl+Alt++ to darken
Ctrl+Alt+- to brighten
Ctrl+Alt+0 to reset

Rated 4 out of 5 stars (11)
1,968 users

Colorific. No Restart

Colorize entire web pages manually or automatically. With 28 customizable themes that transform hue, saturation, lightness and opacity. For Firefox 28.0 and above. NEW: Copy themes and group color properties using drag-and-drop.

Rated 3 out of 5 stars (6)
1,823 users

Tab Kit - Tab Highlighter No Restart

Highlight tabs with different background colors and font styles

Rated 5 out of 5 stars (3)
1,349 users