Sumi palette
Jadite Square
Dark anchor, working middle, light release: #6f2515, #994f3e, #b66957, #c07d6d, #dd9887 form a analogous sumi set with somewhere to stand at every lightness. Made for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#6f2515
#994f3e
#b66957
#c07d6d
#dd9887
The generator opens with #6f2515 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.