Sumi palette
Opal Inn
Dark anchor, working middle, light release: #740538, #a03c5e, #be5778, #c76e88, #e589a3 form a analogous 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.
pinksumifive-stophigh-contrast
#740538
#a03c5e
#be5778
#c76e88
#e589a3
The generator opens with #740538 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.