Sumi palette
Sumac Bazaar
Dark anchor, working middle, light release: #982c18, #c45b46, #e37760, #ea8d79, #ffaf9e form a monochromatic 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
#982c18
#c45b46
#e37760
#ea8d79
#ffaf9e
The generator opens with #982c18 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.