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Colour Contrast Analyser helps you determine the legibility of text and the contrast of visual elements, such as graphical controls and visual indicators.

  • a pass/fail assessment against WCAG 2.0 color contrast success criteria
  • a simulation of certain visual conditions, including dichromatic color-blindness and cataracts, to demonstrate how your web content appears to people with less than 20/20 vision

What's New

Version 2.3:
Implemented Enhancements
  • Use ESC to dismiss color picker
  • Feature to hide the RGB sliders
Fixed Bugs
  • CCA doesn’t allow pasting color values into the foreground/background boxes
  • CCA disappears when it’s not the front-most app
  • Paste from keyboard not working
Closed Issues


  • OS X 10.11 or later

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Colour Contrast Analyser User Discussion

5 1


Current Version (2.x)


Downloads 455
Version Downloads 455
License Free
Date 18 Aug 2016
Platform Intel 64 / OS X
Price Free
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