Sumi palette
Cinnamon Meadow
From #bd4242 ink through #d55856, #0098a3, #f57470 to #00b7c4 light, Cinnamon Meadow is a tetradic progression that holds together at any size. Use it for book covers that read at thumbnail size.
redsumifive-stop
#bd4242
#d55856
#0098a3
#f57470
#00b7c4
The generator opens with #bd4242 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.