Sumi palette
Birch Dune
Five sumi stops with room to breathe — #983956 grounds, #c4657e and #e38099 do the talking, #eb96aa softens, #ffb9c8 lifts. The tetradic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
pinksumifive-stop
#983956
#c4657e
#e38099
#eb96aa
#ffb9c8
The generator opens with #983956 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.