Sumi palette
Caramel Dock
Five sumi stops with room to breathe — #a94446 grounds, #3d67b6 and #367c2e do the talking, #c75f5f softens, #519749 lifts. The tetradic bones keep it coherent across book covers that read at thumbnail size.
skysumifive-stop
#a94446
#3d67b6
#367c2e
#c75f5f
#519749
The generator opens with #a94446 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.