Aurora palette
Kelp Marsh
Dark anchor, working middle, light release: #004d61, #007894, #3293b0, #56a1ba, #72bed7 form a triadic aurora set with somewhere to stand at every lightness. Made for podcast cover art at sixty pixels square. The darkest and lightest stops clear AA as a text pair.
cyanaurorafive-stophigh-contrast
#004d61
#007894
#3293b0
#56a1ba
#72bed7
The generator opens with #004d61 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.