Monochrome palette
Poppy Mesa
From #004879 ink through #0070b8, #308cd6, #539bdb to #6fb8f9 light, Poppy Mesa is a complementary progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skymonochromefive-stop
#004879
#0070b8
#308cd6
#539bdb
#6fb8f9
The generator opens with #004879 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.