Sumi palette
Sienna Grove
From #7e0d38 ink through #aa425e, #c85d78, #d17489 to #ef90a4 light, Sienna Grove is a analogous 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.
redsumifive-stophigh-contrast
#7e0d38
#aa425e
#c85d78
#d17489
#ef90a4
The generator opens with #7e0d38 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.