Sumi palette
Golden Library
From #802548 ink through #ac516f, #ca6c89, #d38199 to #f19db5 light, Golden Library is a split-complementary 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
#802548
#ac516f
#ca6c89
#d38199
#f19db5
The generator opens with #802548 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.