Pastel palette
Cinnamon Bazaar
From #004273 ink through #1069af, #3484cd, #5494d2 to #6fb0f0 light, Cinnamon Bazaar is a analogous progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
skypastelfive-stophigh-contrast
#004273
#1069af
#3484cd
#5494d2
#6fb0f0
The generator opens with #004273 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.