There are 2 repositories under contrast topic.
Imaging is a simple image processing package for Go
Сustom color schemes for all websites
The Colour Contrast Analyser (CCA) helps you determine the legibility of text and the contrast of visual elements, such as graphical controls and visual indicators.
APCA (Accessible Perceptual Contrast Algorithm) is a new method for predicting contrast for use in emerging web standards (WCAG 3) for determining readability contrast. APCA is derived form the SAPC (S-LUV Advanced Predictive Color) which is an accessibility-oriented color appearance model designed for self-illuminated displays.
Check the compliance of your design guidelines within seconds
🅰️ Image microservice for color contrast information
Collection of basic image processing algorithms for processing
Effects created for ReShade
A universal Node/browser library for manipulating images, built on canvas.
A command-line tool that lets you change gamma in GNOME and Cinnamon (with Wayland). You can also adjust contrast and brightness. It works by creating a color profile with the VCGT table, so that changes are persistent and don't interfere with other settings like night light.
Create high contrast version of your project with ease.
A collection of Sass color helpers that enables easier, more fool-proof design implementations (+ some math helpers)
iOS metal camera with GPU shaders.
Buttons to add/remove contrast and increase/decrease font size.
Figma plugin for displaying the contrast level and font size recommendations according to the APCA method
Contrast-Finder finds correct color contrasts (background / foreground) for web accessibility (a11y, WCAG, RGAA). https://app.contrast-finder.org
This is a beautiful open-source image-editing app for Android/iOS. It is built with Dart on top of Google's Flutter Framework.
Contrast Design Bootstrap : Elegant UI Kit and reusable components for building mobile-first, responsive websites and web apps
Opencv cheat sheet for C++
Calibration guide for the Dell S2716DG and S2716DGR to get the best picture quality and colors
Beautiful high-contrast emacs theme
My tool for checking text, link and background contrast at the same time