Sumi palette
Cozy Square
From #831d00 ink through #b5462b, #d46246, #db7961 to #fa957c light, Cozy Square is a tetradic progression that holds together at any size. Use it for wellness apps where the interface must feel calm, not clinical. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#831d00
#b5462b
#d46246
#db7961
#fa957c
The generator opens with #831d00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.