Blue Hour palette
Misty Library
Dark anchor, working middle, light release: #00426f, #2a6a9f, #4685bc, #6094c3, #7bb0e1 form a tetradic blue hour set with somewhere to stand at every lightness. Made for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA as a text pair.
skybluehourfive-stophigh-contrast
#00426f
#2a6a9f
#4685bc
#6094c3
#7bb0e1
The generator opens with #00426f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.