Blue Hour palette
Maritime Saloon
Dark anchor, working middle, light release: #9b2300, #bc2d00, #00768a, #dc4d2b, #0094ac form a monochromatic blue hour set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size.
redbluehourfive-stop
#9b2300
#bc2d00
#00768a
#dc4d2b
#0094ac
The generator opens with #9b2300 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.