Monochrome palette
Yonder Estuary
Dark anchor, working middle, light release: #00658e, #0091c9, #39ade7, #62bcee, #94d8ff form a complementary monochrome set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skymonochromefive-stop
#00658e
#0091c9
#39ade7
#62bcee
#94d8ff
The generator opens with #00658e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.