Acid palette
Birch Clearing
Dark anchor, working middle, light release: #004b5c, #00768e, #3191aa, #559fb4, #71bbd1 form a tetradic acid set with somewhere to stand at every lightness. Made 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
#004b5c
#00768e
#3191aa
#559fb4
#71bbd1
The generator opens with #004b5c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.