Sumi palette
Plum Manor
Dark anchor, working middle, light release: #7b1f2a, #a64c51, #c4676b, #cd7c7e, #eb9799 form a triadic 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
#7b1f2a
#a64c51
#c4676b
#cd7c7e
#eb9799
The generator opens with #7b1f2a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.