Blue Hour palette
Silken Alley
Dark anchor, working middle, light release: #00546c, #007fa1, #349bbe, #59a9c7, #76c5e4 form a complementary 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.
cyanbluehourfive-stop
#00546c
#007fa1
#349bbe
#59a9c7
#76c5e4
The generator opens with #00546c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.