Color Contrast refers to how bright or dark colors appear against each other on screens, particularly about the relative gray-scale luminosity perceived by the human eye.
The contrast between the text and the text background concerns colorblindness and other visually impaired users.
- If you are interested in color contrast analyzer tools that you can download to your computer, visit the article: How to Check Color Contrast with Colour Contrast Analyser (CCA)
How do others see your content?
Implementing accessibility best practices will improve accessibility for all audiences. Here is how you can manually test your color selections by uploading the content to a web-based Color Blind Vision Simulators and using Color Contrast Analyzers:
- Coblis is a free Color Blindness Simulator that looks at the content through the eyes of people with different types of color blindness.
- Who can use web tools to bring attention and understanding to how color contrast can affect different people with visual impairments?
- Color Oracle is a free color blindness simulator for Windows, Mac, and Linux.
- Color Contrast Checker - TPGi. It is a downloadable color analyzer.
- Vischeck is a way of showing you what things look like to someone who might be color blind. You can try Vischeck online- either run Vischeck on your own image files or run Vischeck on a web page. You can also download programs to run it on your own computer.
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