contrast

Determine if the given color is light or dark

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

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background light dark color hex rgb

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

a11y-contrast-color

A utility library for calculating luminance, contrast ratio, and appropriate contrast colors to ensure web accessibility.

v1.1.0 URL: https://unpkg.com/a11y-contrast-color@1.1.0/dist/src/index.js

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a11y accessibility contrast color luminance ratio

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

get-contrast

Get the contrast ratio and WCAG score between common CSS color types.

v3.0.0 URL: https://unpkg.com/get-contrast@3.0.0/index.js

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wcag color contrast contrast-ratio