Sumi palette
Breezy Gallery
Dark anchor, working middle, light release: #782000, #b83600, #d7542b, #de6e4d, #fd8a68 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
#782000
#b83600
#d7542b
#de6e4d
#fd8a68
The generator opens with #782000 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.