Blue Hour palette
Distant Estuary
Distant Estuary runs #00475a through #00718e, #308caa, #529ab4 to #6fb6d1 in five measured steps, the analogous structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
cyanbluehourfive-stophigh-contrast
#00475a
#00718e
#308caa
#529ab4
#6fb6d1
The generator opens with #00475a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.