Color Contrast Analyzer

Analyze a web page or portion of a web page for conformance with WCAG 2.0 Color Contrast requirements.

Color Contrast Analyzer - WCAG 2.0 Compliant Chrome Extension

Color Contrast Analyzer is a user-friendly Chrome extension. It checks the contrast of text colors on a web page to ensure compliance with WCAG 2.0 standards. This tool is capable of analyzing entire pages or selected portions, including advanced CSS features and gradients. It also supports AA or AAA conformance evaluations and offers a custom text size selection tool. Downloadable image analysis is provided for record-keeping purposes.
Install from Chrome Web Store

Extension stats

Manifest V2
Users: 70,000+
Rating: 3.35
(65)
Version: 1.1.2 (Last updated: 2014-08-25)
Creation date: 2014-08-25
Permissions:
  • tabs
  • http://*/*
  • https://*/*
  • <all_urls>
  • storage
Size: 59.67K
URLs: Website
Full description: See detailed description

Other platforms

Not available on Android
Not available on Firefox
Not available on Edge

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Works well for quickly checking contrast on webpages
  • Useful for detecting text-over-background-image contrast levels
  • Good concept for web accessibility tools
  • Open source, which some users appreciate
Cons
  • Frequent crashes when scanning entire pages
  • Console errors reported indicating issues with functionality
  • Not working on offline pages and other updates
  • Difficulties with UI and usability on high-resolution displays
Most mentioned
  • Causes crashes when scanning full pages
  • Displays unchecked runtime errors in console
  • Lack of updates and support leading to a dysfunctional tool
  • Concerns about usability and interface clarity
  • Issues with PDF rendering after extension is enabled
User reviews
"Allow access tomb-echo is flat,cupboard 1
by Sriram, 2024-09-16

Wanted to add a newer review since it seems it wasn't working properly in the past. Right now it's working great on the latest Chrome/Chromium. Super useful to quickly check contrast on a page where normal contast analyzers may not be sufficient.
by Chris Kostelec, 2024-06-11

Page region: on a wide monitor only the top of the page is selectable. I cannot drag the rectanlge to the botton of the page.
by György Raffay, 2023-11-27
View all user reviews

Extension safety

Risk impact

Color Contrast Analyzer requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
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Risk likelihood

We don't have sufficient data to confidently determine the risk likelihood of Color Contrast Analyzer. Use it at your own risk.

Risk likelihood analysis details
  • High This extension has low user count. Unpopular extensions may not be stable or safe.
  • Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
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Promo images

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Marquee promo image
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