Tools Coverters

Free Online Color Contrast Checker WCAG

Results:
Contrast Ratio
1
Large Text (AAA)
fontSize: 36px
Large Text (AA)
fontSize: 36px
Small Text (AA)
fontSize: 16px
Small Text bold
fontSize: 16px
Sample:
Large Text (AAA)
Large Text (AAA)
Small Text (AA)
Small Text (AA)

Welcome to our Color Contrast Checker, a free, simple, and easy-to-use online tool that helps you test the color contrast ratio of any two colors in real-time. This tool is available for you to use anytime, to ensure your content is accessible and compliant with WCAG guidelines.

Color contrast in Accessibility or 508 compliance is measured as the difference in perceived 'luminance' or brightness between two colors. This brightness difference between the background color and the foreground color on a website is expressed as a ratio ranging from 1:1 (for white on white) to 21:1 (for black on white). Learn More

Our Color Contrast Checker takes two color inputs in the form of hex codes. It then calculates the contrast ratio between these colors and indicates whether the contrast ratio passes the WCAG standards for accessibility of color contrast for AA and AAA level texts. Learn More

Improving the color contrast ratio can be achieved by increasing the contrast between the foreground and the background color to at least 4.5:1. You can check the color contrast ratio using our color contrast checker. Learn More

We have a series of blog articles that delve into color contrast and accessibility in more detail:

Whether you're a web developer looking to ensure your website is accessible, a designer aiming to create visually appealing and accessible designs, or a content creator needing to ensure your content is accessible to all, our Color Contrast Checker tool and accompanying resources have got you covered.

We strive to make our tools as user-friendly and accessible as possible, so if you have any questions or feedback, please don't hesitate to get in touch. Happy checking!

AA v/s AAA color contrast WCAG (Accessibility)?

As per the WCAG guidelines, there are 2 levels or priorities of text we use on the website. AA and AAA. AA text requires a contrast ratio of at leaast 4.5:1 for regular text and 3.1 for larger text size. Similarly, AAA priority text requires a contrast ratio of at least 7:1 for regular text and 4.5:1 for larger text size.

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What is color contrast in Accessibility or 508 compliance?

Color contrast in Accessibility is measured as the difference in perceived 'luminance' or brightness between two colors. This brightness difference in the background color and the foreground color on the website is expressed as a ratio ranging from 1:1 (for white on white) to 21:1 (for black on white)

Learn More

What is a Good Color Contrast Checker and How Does It Work?

Explore the importance of color contrast in web design and accessibility, and learn how a good color contrast checker, like the one at ToolsConverters.xyz, can help

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How to fix color contrast ratio for accessibility?

The best way to fix the color contrast ratio is to first check the current ration using a color contrast checker. Once, you have an idead about the color contrast ratio, you can increase the font size and weight. For your images, you can add a semi-transparent overlay to background images.

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How to improve color contrast ratio for accessibility?

The best way to improve the color contrast ratio is to increase the contrast between the foreground and the background color to at least 4.5:1. You can check the color contrast ratio using our color contrast checker.

Learn More

How to test color contrast ratio for accessibility?

To test the color contrast ratio for the foreground and background colors on your application, put the hex code of the colors in the color contrast checker, and we will generate the color contrast ratio. In addition to the ratio, we will also tell you if the color contrast ratio passes the WCAG standards for accessibility of color contrast for AA and AAA level texts.

Learn More

How to use WCAG color contrast checker for accessibility?

WCAG color contrast has specifications on the color contrast ratio between the foreground and the background for better accessibility and reading. To test the color contrast ratio for the foreground and background colors on your application, put the hex code of the colors in the color contrast checker, and we will generate the color contrast ratio. In addition to the ratio, we will also tell you if the color contrast ratio passes the WCAG standards for accessibility of color contrast for AA and AAA level texts.

Learn More