Sumi palette
Cardamom Crater
Dark anchor, working middle, light release: #780030, #af2952, #ce486b, #d5637d, #f57f98 form a tetradic sumi set with somewhere to stand at every lightness. Made for craft brewery cans lined up in a cooler door. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#780030
#af2952
#ce486b
#d5637d
#f57f98
The generator opens with #780030 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.