Blue Hour palette
Ginger Reef
Dark anchor, working middle, light release: #00559a, #007dde, #339afd, #5aaaff, #95c7ff form a tetradic blue hour set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#00559a
#007dde
#339afd
#5aaaff
#95c7ff
The generator opens with #00559a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.