Colors

Tonal generator

One seed, two systems. Material 3 builds tonal palettes in HCT and assigns them to scheme roles; OKLCH gives a single ramp whose lightness, chroma and hue you steer by hand. Both run here with the published maths.

Material 3 HCT tonal palettes, Material Color Utilities 0.4.0

Variant Contrast 0 Spec Palettes

Scheme roles

Export the M3 theme

OKLCH ramp eleven steps, 50 to 950, hand-steered

Lightness ladder OKLCH L, light to dark, any count

Chroma peak at Peak height Height End chroma Hue drift

The four reference systems