Color Converter

HEX color is a 6-digit hexadecimal representation of RGB color. Each pair of digits represents red, green, and blue intensity from 00 to FF (0-255).

RGB defines color by mixing red, green, and blue light. HSL defines color by hue (0-360), saturation (0-100%), and lightness (0-100%). HSL is often more intuitive for humans.

CMYK stands for Cyan, Magenta, Yellow, and Key (black). It's a subtractive color model used in printing, unlike RGB which is additive (for screens).

Color harmonies are combinations of colors based on their positions on the color wheel. Complementary colors are opposite, analogous are adjacent, triadic are evenly spaced at 120 degrees, and split-complementary uses two colors adjacent to the complement.

WCAG (Web Content Accessibility Guidelines) defines minimum contrast ratios for text readability. AA requires 4.5:1 for normal text and 3:1 for large text. AAA requires 7:1 for normal text and 4.5:1 for large text.