Retro palette
Marble Lagoon
Dark anchor, working middle, light release: #335695, #5c80bf, #769cdd, #8bace4, #a9c9ff form a split-complementary retro set with somewhere to stand at every lightness. Made for podcast cover art at sixty pixels square. The darkest and lightest stops clear AA for large text.
skyretrofive-stop
#335695
#5c80bf
#769cdd
#8bace4
#a9c9ff
The generator opens with #335695 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.