Sumi palette
Chambray Porch
Dark anchor, working middle, light release: #962d09, #c25b3e, #e17759, #e88d73, #ffae97 form a tetradic 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 for large text.
redsumifive-stop
#962d09
#c25b3e
#e17759
#e88d73
#ffae97
The generator opens with #962d09 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.