Blue Hour palette
Fern Fjord
Dark anchor, working middle, light release: #005295, #3a7cc0, #5698de, #70a7e4, #8fc4ff form a triadic 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
#005295
#3a7cc0
#5698de
#70a7e4
#8fc4ff
The generator opens with #005295 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.