Frost palette
Mahogany Estuary
From #004755 ink through #007187, #308ca3, #529aad to #6eb6ca light, Mahogany Estuary is a monochromatic 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.
cyanfrostfive-stophigh-contrast
#004755
#007187
#308ca3
#529aad
#6eb6ca
The generator opens with #004755 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.