Sumi palette
Laurel Oasis
Dark anchor, working middle, light release: #b02b22, #de5e50, #fe7b6b, #ff9788, #ffc4bb 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 for large text.
redsumifive-stop
#b02b22
#de5e50
#fe7b6b
#ff9788
#ffc4bb
The generator opens with #b02b22 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.