Sumi palette
Raw Delta
From #7b004b ink through #a93972, #c8558d, #d06d9b to #ef89b7 light, Raw Delta is a triadic progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
pinksumifive-stophigh-contrast
#7b004b
#a93972
#c8558d
#d06d9b
#ef89b7
The generator opens with #7b004b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.