Monochrome palette
Pink Fen
From #00497c ink through #2372b2, #428dd0, #5f9dd6 to #7bb9f4 light, Pink Fen is a tetradic progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
skymonochromefive-stop
#00497c
#2372b2
#428dd0
#5f9dd6
#7bb9f4
The generator opens with #00497c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.