Sumi palette
Ivory Lighthouse
Five sumi stops with room to breathe — #7f3c13 grounds, #a96642 and #c6815c do the talking, #d09475 softens, #eeb090 lifts. The monochromatic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
orangesumifive-stop
#7f3c13
#a96642
#c6815c
#d09475
#eeb090
The generator opens with #7f3c13 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.