Monochrome palette
Blushing Archive
From #004568 ink through #006ea2, #2f89bf, #5298c6 to #6eb4e4 light, Blushing Archive is a analogous progression that holds together at any size. Use it for packaging that photographs well under harsh retail light. The darkest and lightest stops clear AA as a text pair.
skymonochromefive-stophigh-contrast
#004568
#006ea2
#2f89bf
#5298c6
#6eb4e4
The generator opens with #004568 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.