Sumi palette
Rocky Saloon
From #903c00 ink through #c75f22, #e67b42, #ed9163 to #ffb490 light, Rocky Saloon is a analogous 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.
orangesumifive-stop
#903c00
#c75f22
#e67b42
#ed9163
#ffb490
The generator opens with #903c00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.