Sumi palette
Mineral Plaza
From #7a0625 ink through #a63e4b, #c45964, #cc7077 to #eb8c92 light, Mineral Plaza is a triadic progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#7a0625
#a63e4b
#c45964
#cc7077
#eb8c92
The generator opens with #7a0625 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.