Sumi palette
Mossy Crater
From #9d432f ink through #c96f5a, #e88b75, #f09f8c to #ffc4b5 light, Mossy Crater is a analogous progression that holds together at any size. Use it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#9d432f
#c96f5a
#e88b75
#f09f8c
#ffc4b5
The generator opens with #9d432f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.