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Shade - Super easy color contrast insights and recommendations
Chroma - Welcome to Chroma Cutlery Cnife - Manufacturer of kitchen knives, includes products and contact information.
Contrast - A macOS app for quick access to WCAG color contrast ratios
Sketch Palettes - Sketch plugin to save and load colors into the color picker
Color Contrast Cool - Tool to check color contrast as per in dev WCAG 3 APCA
ColorSnapper - The missing color picker for Mac.