ColorZilla
Claim this toolAdvanced color tools for web developers and designers, integrated directly into your browser.
Free, no paid tier Visit Website Free Visit Website
Tracked since 2026
The Bottom Line
- Price
- Free, no paid tier. Compare plans
Key facts
- Browser extension for Firefox and Chrome with color tools.
- Features Eyedropper, Color Picker, and Color Analyzer.
- Includes a powerful CSS gradient generator and image to CSS converter.
Pros
- Integrates directly into Firefox and Chrome browsers
- Provides a comprehensive set of color tools
- Simplifies CSS gradient creation
- Free to use
Cons
- Functionality is limited to browser environment
- May not be as robust as standalone desktop applications for complex design tasks
What is ColorZilla?
ColorZilla is a browser extension available for Firefox and Chrome that provides a suite of advanced color-related tools. It's designed to assist web developers and graphic designers with tasks involving color identification, selection, and generation directly within their web browser.
The extension includes an Eyedropper tool to pick colors from any point in the browser, a sophisticated Color Picker similar to those found in professional design software, and a Color Analyzer. Beyond basic color identification, ColorZilla also offers a powerful online CSS gradient editor, allowing users to create complex gradients, and an image to CSS converter, streamlining the process of translating visual designs into web-ready code. It aims to enhance workflow efficiency by bringing essential color utilities directly to the browser environment.
Available on: Chrome, Web
Key Features
- Eyedropper to get color from any pixel on the page
- Advanced Color Picker (similar to Photoshop's)
- Color Analyzer
- Ultimate CSS Gradient Generator
- Image to CSS converter
Pricing
Free
ColorZilla is completely free to use with no hidden costs.
ColorZilla by the numbers
| Metric | ColorZilla | Peer median | Position (1 is best) |
|---|---|---|---|
| Free plan | Yes | 17 of 23 have one | n/a |
| Listed as an alternative to | 3 tools | 3 | #10 of 23 (joint) |
Listed as an alternative to: #10 on 2026-10-16 to #10 on 2026-11-02 (rank among 23 tools, 1 is best).
Each position is counted among the tools that have data for that row, as noted under it. All Color Tools data · How we compute this. Advertising and placement fees are not inputs to any position.
Cite this: Toolradar, “ColorZilla by the numbers”, Nov 2026.
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ColorZilla FAQ
How does ColorZilla assist web developers in their workflow?
ColorZilla streamlines development by providing an Eyedropper tool to pick colors from any browser point and a sophisticated Color Picker. It also includes an online CSS gradient editor and an image to CSS converter, which helps translate visual designs into web-ready code directly within the browser.
What kind of user benefits most from ColorZilla?
Web developers and graphic designers benefit most from ColorZilla. It provides advanced color-related tools directly within their browser, enhancing efficiency for tasks like color identification, selection, and generation.
How does ColorZilla compare to Khroma for color selection?
ColorZilla offers a comprehensive suite of color tools, including an Eyedropper and a sophisticated Color Picker, integrated directly into the browser. It also provides a CSS gradient editor and an image to CSS converter, focusing on practical application within web development and design workflows.
What are the main limitations of ColorZilla?
ColorZilla's functionality is limited to the browser environment. While comprehensive for browser-based tasks, it may not offer the same robustness as standalone desktop applications for more complex or offline design projects.
Does ColorZilla include a free tier?
Yes, ColorZilla is completely free to use. There is no paid plan required to access its comprehensive suite of advanced color tools and features.
Which browsers support ColorZilla?
ColorZilla is available as a browser extension for both Firefox and Chrome. This allows users to access its advanced color tools directly within their preferred web development environment.
Can ColorZilla help with creating CSS gradients?
Yes, ColorZilla includes a powerful online CSS gradient editor. This feature allows users to create complex gradients directly within the browser, simplifying the process of generating CSS code for visual designs.
Source: colorzilla.com