Sumi palette
Zephyr Lagoon
Dark anchor, working middle, light release: #75293e, #a05365, #bd6d7f, #c78190, #e59dab 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 as a text pair.
pinksumifive-stophigh-contrast
#75293e
#a05365
#bd6d7f
#c78190
#e59dab
The generator opens with #75293e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.