apcach

JS color calculator for composing colors with consistent APCA contrast ratio

v0.6.4 URL: https://unpkg.com/apcach@0.6.4/index.js

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A11y Accessibility APCA Colors Composer Contrast OKLCH

sass-apca

Sass implementation of the [Accessible Perceptual Contrast Algorithm (APCA)](https://git.apcacontrast.com/) for the WCAG 3.0 specification.

v1.1.0 URL: https://unpkg.com/sass-apca@1.1.0/index.js

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sass wcag3 apca wcag-contrast

apca-w3

APCA: the Accessible Perceptual Contrast Algorithm, a modern contrast method that improves readability contrast on self-illuminated displays. Developed for the W3C's WCAG 3 and other standards.

v0.1.9 URL: https://unpkg.com/apca-w3@0.1.9/src/apca-w3.js

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deltaphistar

Delta Phi Star is a general purpose method of determining perceptual lightness contrast developed by Andrew Somers (Myndex Research), and is a sibling of APCA and SACAM. It is a simplified method using easily invertible standardized maths, however it lack

v0.0.1 URL: https://unpkg.com/deltaphistar@0.0.1/src/deltaphistar.js

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a11y-color-contrast

A simple utility package for working with WCAG 2.2/3.0 color contrasts

v0.2.0 URL: https://unpkg.com/a11y-color-contrast@0.2.0/script/mod.js

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a11y wcag apca contrast color