Sumi palette
Sumac Glade
From #823346 ink through #ad5d6d, #cb7887, #d48c98 to #f2a8b4 light, Sumac Glade is a tetradic progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#823346
#ad5d6d
#cb7887
#d48c98
#f2a8b4
The generator opens with #823346 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.