Color Tools
Color picker, palette generator, and contrast checker
All Color Tools
Color Contrast Checker
Check WCAG color contrast ratios between foreground and background colors. See AA and AAA pass/fail badges instantly.
PopularColor Palette Generator
Generate harmonious color palettes using color theory. Complementary, triadic, analogous, and more.
Color Picker
Pick any color and instantly view HEX, RGB, HSL, HSV, CMYK, alpha, and decimal values. Copy any format with one click.
Tint & Shade Generator
Generate tints (lighter) and shades (darker) from any base color. Exports CSS variables.
Color Blindness Simulator
See how any color appears under different types of color blindness — protanopia, deuteranopia, tritanopia, and achromatopsia.
About Color Tools
Design with confidence using our free online color tools. Pick and convert colors between HEX, RGB, HSL, and other formats, generate harmonious palettes from a base color, and check contrast ratios against WCAG accessibility standards. Ideal for designers, developers, and anyone working with color on the web.