Sumi palette
Sorrel Dune
Five sumi stops with room to breathe — #ab2f50 grounds, #ac3800 and #8c5700 do the talking, #cb4d6a softens, #cb552a lifts. The split-complementary bones keep it coherent across book covers that read at thumbnail size.
redsumifive-stop
#ab2f50
#ac3800
#8c5700
#cb4d6a
#cb552a
The generator opens with #ab2f50 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.