CSSGradient.io - As a free css gradient generator tool, this website lets you create a colorful gradient background for your website, blog, or social media profile.
Contrast - A macOS app for quick access to WCAG color contrast ratios
Color Palette Generator - Enter the URL of an image and find its color palette
Color Safe - Find accessible color palettes based on WCAG Guidelines
Klart.io Colors - A data-driven collection of beautiful color palettes 🌈
Contrast for Figma - Check color contrast against images, gradients, and solids.