Sumi palette
Frosty Fen
Dark anchor, working middle, light release: #80052f, #ac3f55, #cb5b6f, #d37281, #f18e9c form a tetradic sumi set with somewhere to stand at every lightness. Made for tea packaging where the flavor color does the talking. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#80052f
#ac3f55
#cb5b6f
#d37281
#f18e9c
The generator opens with #80052f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.