Sumi palette
Nightfall Clearing
Dark anchor, working middle, light release: #962600, #c65334, #e56f50, #ec876b, #ffaa93 form a triadic 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
#962600
#c65334
#e56f50
#ec876b
#ffaa93
The generator opens with #962600 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.