Sumi palette
Sumac Square
Dark anchor, working middle, light release: #712135, #9c4c5b, #ba6675, #c37a86, #e196a1 form a tetradic sumi set with somewhere to stand at every lightness. Made for packaging that photographs well under harsh retail light. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#712135
#9c4c5b
#ba6675
#c37a86
#e196a1
The generator opens with #712135 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.