Sumi palette
Lunar Bluff
Dark anchor, working middle, light release: #691c43, #934769, #b06183, #ba7592, #d890ad form a tetradic sumi set with somewhere to stand at every lightness. Made for ceramics and home goods shot against white seamless. The darkest and lightest stops clear AA as a text pair.
pinksumifive-stophigh-contrast
#691c43
#934769
#b06183
#ba7592
#d890ad
The generator opens with #691c43 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.