Color API

Free color conversion, palette generation, and WCAG contrast checking. No signup. No API keys.

Convert Color

# Hex to all formats
GET /color/convert?hex=ff6b6b

# RGB to all formats
GET /color/convert?r=255&g=107&b=107

Returns: hex, RGB, HSL, HSV, CMYK, CSS, approximate color name.

Generate Palette

# Complementary palette
GET /color/palette?hex=ff6b6b&harmony=complementary

# Options: complementary, triadic, tetradic, analogous, split_complementary, monochromatic

WCAG Contrast Check

# Check contrast ratio
GET /color/contrast?fg=ffffff&bg=000000

Returns: contrast ratio, AA/AAA compliance for normal and large text.

Random Colors

# Generate 5 random colors
GET /color/random?count=5

Health Check

GET /health