Monochrome palette
Vintage Ridge
Dark anchor, working middle, light release: #005690, #007fd1, #349bf0, #5babf3, #8dc8ff form a split-complementary monochrome 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.
skymonochromefive-stop
#005690
#007fd1
#349bf0
#5babf3
#8dc8ff
The generator opens with #005690 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.