@csstools/convert-colors

Convert colors between RGB, HEX, HSL, HWB, LAB, LCH, and more

v2.0.0 URL: https://unpkg.com/@csstools/convert-colors@2.0.0/index.js

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colors contrast conversions converting converts hex hsl hsv hwb lab lch rgb xyz blue green red blackness hue lightness saturation whiteness cie ciede2000 contrast wcag

wcag-contrast

evaluate the wcag color contrast score for two colors

v3.0.0 URL: https://unpkg.com/wcag-contrast@3.0.0/dist/index.umd.js

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color contrast wcag

color-contrast-checker

This is an accessibility validator based on WCAG 2.0 standard for checking the color contrast.

v2.1.0 URL: https://unpkg.com/color-contrast-checker@2.1.0/src/color-contrast-checker.js

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wcag wcag-aa color contrast verifier accessibility standard

@axe-core/cli

A CLI for accessibility testing using axe-core

v4.10.2 URL: https://unpkg.com/@axe-core/cli@4.10.2/dist/src/lib/index.js

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axe-core accessibility a11y wcag cli testing

contrast-color

Determines the best contrast color to use. Give it a background color and it returns a foreground color (black or white by default but customizable).

v1.0.1 URL: https://unpkg.com/contrast-color@1.0.1/lib/index.js

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accessibility background black bright brighten brightness chroma color colors contrast convert css dark darken font foreground hex hsl hsv light lightness luma luminosity rgb text wcag white yiq