Monochrome palette
Cornsilk Pier
Five monochrome stops with room to breathe — #005586 grounds, #007ec4 and #349ae2 do the talking, #5aa9e7 softens, #7fc6ff lifts. The analogous bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
skymonochromefive-stop
#005586
#007ec4
#349ae2
#5aa9e7
#7fc6ff
The generator opens with #005586 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.