Sumi palette
Umber Boulevard
Dark anchor, working middle, light release: #7f1f00, #bf3606, #df552e, #e57050, #ff9072 form a split-complementary sumi set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#7f1f00
#bf3606
#df552e
#e57050
#ff9072
The generator opens with #7f1f00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.