oklch.fyi

Build palettes with consistent lightness and predictable shades, convert between formats, and explore gamut — all in OKLCH.

Discover how the OKLCH color model works. oklch is a newer color model that is designed to be perceptually uniform. Before being able to understand how oklch differs from the other color models, it is important to understand some of the basic color concepts. Color models are systems to describe colors. Gamut is a playing field where the model lives and defines what colors are possible. There is a lot more nuance when you get into color spaces.