Who Can Use - WhoCanUse is a tool that brings attention and understanding to how color contrast can affect different people with visual impairments.
ColorSnapper - The missing color picker for Mac.
Cron Color - Free web tool for designing color palettes and checking contrasts.
Contrast - A macOS app for quick access to WCAG color contrast ratios
Kontrast - Check and adjust web element contrast in real time.
Pika - 100% ESM. A new kind of package registry that does more for you. Write once, run on any platform.