Sumi palette
Punchy Prairie
From #7e1e00 ink through #bd3508, #dd542f, #e36e50 to #ff8d70 light, Punchy Prairie is a monochromatic 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
#7e1e00
#bd3508
#dd542f
#e36e50
#ff8d70
The generator opens with #7e1e00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.