adobe / leonardo Star 1.9k Code Issues Pull requests Generate colors based on a desired contrast ratio color colorscheme color-picker colors a11y color-palette contrast color-theme dark color-themes contrast-ratio color-generator colorscheme-generator color-palette-generator color-theme-switcher Updated May 15, 2024 JavaScript
Boris-Em / ColorKit Star 708 Code Issues Pull requests Advanced color manipulation for iOS. swift hex color ios uicolor cmyk dominant-colors hex-strings xyz cielab deltae luminance contrast-ratio average-color ciede2000 uicolor-hex dominant-color color-difference cie94 uicolor-extension Updated Dec 31, 2023 Swift
CoreyGinnivan / whocanuse Sponsor Star 440 Code Issues Pull requests WhoCanUse is a tool that brings attention and understanding to how color contrast can affect different people with visual impairments. color accessibility a11y contrast-ratio accessibility-service Updated Jun 12, 2024 JavaScript
vinaypillai / ac-colors Star 280 Code Issues Pull requests ac-colors is a reactive JavaScript color library that can freely convert between RGB, HSL, HEX, XYZ, LAB, LCHab, LUV, and LCHuv, as well as handle random color generation and contrast ratio calculation. javascript colors javascript-library rgb-color color-converter hsl-color color-hex contrast-ratio color-conversion lch luv lab-color javascript-color-picker random-colors acute-components lchab ac-colors xyz-color lchuv Updated Jul 14, 2021 JavaScript
Myndex / apca-w3 Star 142 Code Issues Pull requests Discussions The APCA version, to be licensed for use with guidelines: W3/AGWG. javascript css color accessibility w3c contrast vision contrast-finder wcag readability colour perceptual contrast-ratio wcag-contrast contrast-checker contrast-calculator apca Updated Sep 14, 2023 JavaScript
evilmartians / figma-polychrom Star 67 Code Issues Pull requests Figma plugin for displaying the contrast level and font size recommendations according to the APCA method accessibility a11y contrast figma contrast-ratio figma-api figma-plugins figma-plugin apca Updated Nov 23, 2023 TypeScript
5t3ph / buttonbuddy Sponsor Star 65 Code Issues Pull requests Learn about accessible button contrast then generate your own accessible button color palette accessibility a11y buttons contrast-finder a11y-testing contrast-ratio Updated Jul 26, 2021 SCSS
Asqatasun / Contrast-Finder Star 54 Code Issues Pull requests Contrast-Finder finds correct color contrasts (background / foreground) for web accessibility (a11y, WCAG, RGAA). https://app.contrast-finder.org color accessibility a11y contrast contrast-finder wcag color-blindness colour rgaa contrast-ratio Updated Dec 16, 2022 Java
romannurik / Sketch-Contrast Star 50 Code Issues Pull requests A Sketch plugin to show a pass/fail type contrast report. accessibility sketch-plugin sketchapp contrast-ratio Updated Dec 2, 2022 JavaScript
alex-page / a11ycolor Star 35 Code Issues Pull requests ?? Generate the nearest accessible color javascript npm color accessibility a11y contrast contrast-ratio Updated Jul 20, 2023 JavaScript
darekkay / a11y-contrast Star 34 Code Issues Pull requests A CLI utility to calculate/verify accessible magic numbers for a color palette. color accessibility colors wcag contrast-ratio wcag-contrast Updated Feb 3, 2024 JavaScript
thibaudcolas / kontrasto Star 27 Code Issues Pull requests ?? Automated color contrast for text over images django wagtail numpy pillow dominant-colors color-thief contrast-ratio wcag2 wcag3 Updated Jan 20, 2024 Python
alex-page / sass-a11ycolor Star 27 Code Issues Pull requests ?? Generate the nearest accessible color with Sass. sass npm color accessibility a11y contrast contrast-ratio Updated Apr 20, 2023 SCSS
jessuni / SafeColor Sponsor Star 15 Code Issues Pull requests Generate a consistent color from a string, or generate a random color from a given color. Both accessible, contrast safe, WCAG success criteria 1.4.3 compliant. hex color string accessibility hsl rgb wcag hci luminance colorify contrast-ratio luma Updated Apr 27, 2021 JavaScript
jaehanley / Colorific Star 12 Code Issues Pull requests A color contrast tool for desktop & web react html accessibility contrast contrast-ratio Updated Jan 4, 2023 TypeScript
lifeofmle / check-contrast Star 12 Code Issues Pull requests Allows you to select layers in Sketch and get realtime feedback about the contrast ratio color accessibility sketch a11y sketch-plugins contrast-ratio Updated Jan 4, 2023 HTML
AnsonH / contrast-checker Star 11 Code Issues Pull requests Checks the color contrast of your color design based on Web Content Accessibility Guidelines (WCAG) react create-react-app reactjs wcag color-contrast color-contrast-checker contrast-ratio accessibility-checker wcag-contrast react-typescript Updated May 6, 2024 TypeScript
chrs1885 / WCAG-Colors Star 8 Code Issues Pull requests Apple framework for calculating color contrast ratios, WCAG conformance, and high contrast color values (UIColor & NSColor). macos swift ios accessibility colors a11y uicolor nscolor wcag contrast-ratio accessibility-checker Updated Nov 20, 2023 Swift
matt-dray / coloratio Star 7 Code Issues Pull requests ???? R package: check accessibility of color contrasts color accessibility rstats contrast-ratio rstats-package Updated May 28, 2021 R
Myndex / max-contrast Star 7 Code Issues Pull requests Send it the background color, returns black or white whichever is maximum Lc value css color contrast wcag contrast-ratio contrast-enhancement web-colors apca Updated Sep 1, 2023 JavaScript