Sumi palette
Frosty Plaza
Dark anchor, working middle, light release: #792e11, #a4583e, #c27358, #cb866f, #e9a28a form a split-complementary sumi set with somewhere to stand at every lightness. Made for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA as a text pair.
orangesumifive-stophigh-contrast
#792e11
#a4583e
#c27358
#cb866f
#e9a28a
The generator opens with #792e11 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.