Sumi palette
Lunar Courtyard
From #a91565 ink through #d7508e, #f76daa, #fe87b9 to #ffb9d3 light, Lunar Courtyard is a tetradic progression that holds together at any size. Use it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
pinksumifive-stop
#a91565
#d7508e
#f76daa
#fe87b9
#ffb9d3
The generator opens with #a91565 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.