Monochrome palette
River Patio
Dark anchor, working middle, light release: #00598e, #3c83b9, #589fd6, #73aede, #8fcbfc 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
#00598e
#3c83b9
#589fd6
#73aede
#8fcbfc
The generator opens with #00598e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.