Sumi palette
Chalky Lighthouse
Dark anchor, working middle, light release: #841f00, #c3370b, #e35631, #e97152, #ff9479 form a triadic sumi set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#841f00
#c3370b
#e35631
#e97152
#ff9479
The generator opens with #841f00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.