Blue Hour palette
Raisin Caravan
From #004875 ink through #2271a9, #418cc6, #5e9bcd to #7ab8eb light, Raisin Caravan is a analogous progression that holds together at any size. Use it for podcast cover art at sixty pixels square. The darkest and lightest stops clear AA as a text pair.
skybluehourfive-stophigh-contrast
#004875
#2271a9
#418cc6
#5e9bcd
#7ab8eb
The generator opens with #004875 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.