Acid palette
Firstlight Ridge
Dark anchor, working middle, light release: #005e73, #008aa7, #37a6c4, #5eb4cd, #7bd1eb form a tetradic acid set with somewhere to stand at every lightness. Made for ceramics and home goods shot against white seamless. The darkest and lightest stops clear AA for large text.
cyanacidfive-stop
#005e73
#008aa7
#37a6c4
#5eb4cd
#7bd1eb
The generator opens with #005e73 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.