Acid palette
Pine Cove
From #004858 ink through #00728a, #308da6, #539bb0 to #6fb7cd light, Pine Cove is a tetradic progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA as a text pair.
cyanacidfive-stophigh-contrast
#004858
#00728a
#308da6
#539bb0
#6fb7cd
The generator opens with #004858 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.