Acid palette
Ebony Bluff
From #004556 ink through #006f89, #308aa5, #5198af to #6eb4cb light, Ebony Bluff is a tetradic progression that holds together at any size. Use it for craft brewery cans lined up in a cooler door. The darkest and lightest stops clear AA as a text pair.
cyanacidfive-stophigh-contrast
#004556
#006f89
#308aa5
#5198af
#6eb4cb
The generator opens with #004556 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.