Ocean palette
Tranquil Foundry
Dark anchor, working middle, light release: #005461, #007f93, #349baf, #59a8ba, #76c5d7 form a tetradic ocean 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 for large text.
cyanoceanfive-stop
#005461
#007f93
#349baf
#59a8ba
#76c5d7
The generator opens with #005461 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.