Sumi palette
Gauzy Lagoon
Five stops tuned to sit together without fighting — #921b45 ink anchors the set, #009489 opens it up, and #aa3458, #00766e, #c95172 cross the middle in a tetradic arrangement. Gauzy Lagoon suits book covers that read at thumbnail size.
pinksumifive-stop
#921b45
#aa3458
#00766e
#c95172
#009489
The generator opens with #921b45 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.