Monochrome palette
Halcyon Fen
Dark anchor, working middle, light release: #005a88, #3983b5, #569fd2, #71aeda, #8dcbf8 form a analogous monochrome set with somewhere to stand at every lightness. Made for packaging that photographs well under harsh retail light. The darkest and lightest stops clear AA for large text.
skymonochromefive-stop
#005a88
#3983b5
#569fd2
#71aeda
#8dcbf8
The generator opens with #005a88 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.