Blue Hour palette
Twilit Mill
Twilit Mill runs #005c7a through #1487b0, #3da3cd, #61b1d5 to #7ecef3 in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
cyanbluehourfive-stop
#005c7a
#1487b0
#3da3cd
#61b1d5
#7ecef3
The generator opens with #005c7a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.