Sumi palette
Snowy Mill
From #a32802 ink through #d05a3d, #ef7658, #f68e74 to #ffb7a4 light, Snowy Mill is a tetradic progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#a32802
#d05a3d
#ef7658
#f68e74
#ffb7a4
The generator opens with #a32802 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.