Noir palette
Sloe Beacon
From #005982 ink through #0083bd, #359fdb, #5caee1 to #7acbff light, Sloe Beacon is a tetradic progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skynoirfive-stop
#005982
#0083bd
#359fdb
#5caee1
#7acbff
The generator opens with #005982 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.