Sumi palette
Fennel Gazebo
Dark anchor, working middle, light release: #9c0025, #cc424d, #ec6067, #f27a7d, #ffa4a3 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.
redsumifive-stophigh-contrast
#9c0025
#cc424d
#ec6067
#f27a7d
#ffa4a3
The generator opens with #9c0025 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.