Sumi palette
Flint Gazebo
Dark anchor, working middle, light release: #7c251b, #a75144, #c56c5e, #ce8073, #ec9c8e form a analogous 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
#7c251b
#a75144
#c56c5e
#ce8073
#ec9c8e
The generator opens with #7c251b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.