Sumi palette
Pumice Canyon
Pumice Canyon runs #a52f22 through #d25f4f, #f17b6a, #f89282 to #ffbcb1 in five measured steps, the split-complementary structure keeping every neighbor honest. Reach for it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#a52f22
#d25f4f
#f17b6a
#f89282
#ffbcb1
The generator opens with #a52f22 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.