Blue Hour palette
Hyacinth Bazaar
Dark anchor, working middle, light release: #00528a, #2c7bbd, #4a97db, #67a6e1, #83c3ff form a tetradic blue hour 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.
skybluehourfive-stop
#00528a
#2c7bbd
#4a97db
#67a6e1
#83c3ff
The generator opens with #00528a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.