Monochrome palette
Zephyr Bookshop
Dark anchor, working middle, light release: #005e8e, #3088c0, #4fa4de, #6eb3e5, #8fd0ff form a 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
#005e8e
#3088c0
#4fa4de
#6eb3e5
#8fd0ff
The generator opens with #005e8e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.