Sumi palette
Crocus Chapel
Five sumi stops with room to breathe — #a92353 grounds, #c13c67 and #00877c do the talking, #e15981 softens, #00a598 lifts. The analogous bones keep it coherent across book covers that read at thumbnail size.
pinksumifive-stop
#a92353
#c13c67
#00877c
#e15981
#00a598
The generator opens with #a92353 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.