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wcag-contrast-checker

Check WCAG color contrast ratios between two colors. Accepts any CSS color format (hex, rgb, rgba, hsl, hsla, named colors) and returns the contrast ratio along with WCAG compliance levels (AA/AAA for normal and large text).

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lsst-sqre
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lsst-sqre
Updated 1/19/2026
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quick start

Installation and usage

Check WCAG color contrast ratios between two colors. Accepts any CSS color format (hex, rgb, rgba, hsl, hsla, named colors) and returns the contrast ratio along with WCAG compliance levels (AA/AAA for normal and large text).

Installation
$ install --globalskills.sh
Usage

Once installed, you can use this skill by running the following command in your terminal:

skills use wcag-contrast-checker