Blue Hour palette
Pine Harbor
Dark anchor, working middle, light release: #004679, #0a6eb6, #338ad4, #5499d9, #70b6f7 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
#004679
#0a6eb6
#338ad4
#5499d9
#70b6f7
The generator opens with #004679 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.