Aurora palette
Luminous Cellar
Dark anchor, working middle, light release: #007780, #b16460, #008e98, #cf7f7a, #38aab4 form a tetradic aurora set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size.
cyanaurorafive-stop
#007780
#b16460
#008e98
#cf7f7a
#38aab4
The generator opens with #007780 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.