Sumi palette
Russet Prairie
From #6f2600 ink through #ac4000, #cb5c2b, #d2734c to #f18f67 light, Russet Prairie is a monochromatic progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
orangesumifive-stophigh-contrast
#6f2600
#ac4000
#cb5c2b
#d2734c
#f18f67
The generator opens with #6f2600 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.