Blue Hour palette
Crackling Atelier
From #004a65 ink through #00749b, #318fb8, #549dc0 to #71badd light, Crackling Atelier is a tetradic 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.
cyanbluehourfive-stophigh-contrast
#004a65
#00749b
#318fb8
#549dc0
#71badd
The generator opens with #004a65 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.