Sumi palette
Rainy Pavilion
Dark anchor, working middle, light release: #912242, #be526a, #dd6e84, #e58496, #ffa4b3 form a tetradic 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
#912242
#be526a
#dd6e84
#e58496
#ffa4b3
The generator opens with #912242 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.