Monochrome palette
Opal Fen
Five monochrome stops with room to breathe — #00445f grounds, #006d96 and #2f88b2 do the talking, #5196bb softens, #6db2d8 lifts. The complementary bones keep it coherent across craft brewery cans lined up in a cooler door. The darkest and lightest stops clear AA as a text pair.
skymonochromefive-stophigh-contrast
#00445f
#006d96
#2f88b2
#5196bb
#6db2d8
The generator opens with #00445f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.