Calculate contrast ratio between two CSS color strings.

Generate colors based on a desired contrast ratio

performance-sensitive wcag contrast ratio calculation between two colors

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

Calculate a WCAG contrast ratio based on a foreground and background color.

A package based on WCAG 2.0 to easily check contrast ratio.

Tool for the calculation of contrast ratio between two colors

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

Analyse luminosity contrast ratio

JS color calculator for composing colors with consistent APCA contrast ratio

generating the well contrasted color which satisfy W3C contrast ratio requirements.

OK Contrast Algorithm — OKLCH-native, WCAG-compatible contrast ratio with zero false passes relative to WCAG

Calculate the contrast ratio of two relative luminances

For a given contrast ratio and a relative luminance, give a relative luminance that will match this contrast ratio

Compare Colour Contrast Ratio

Node module to calculate the contrast of two colors for accessibity based on Web Contenet Accessibility Guideline (WCAG).

ColorMangle converts color strings to various format and calculates appropriate text color based on contrast ratio, creates color scheme for your website.

Library for converting colour codes and manipulating relative luminance and contrast ratio

Calculate contrast ratio based on RGB input

This library provides functions to calculate the contrast ratio between two colors and determine if the contrast meets the Web Content Accessibility Guidelines (WCAG) requirements.