Blue Hour palette
Copper Inn
From #006378 ink through #008fad, #38abca, #61b9d3 to #7ed6f1 light, Copper Inn is a monochromatic progression that holds together at any size. Use it for music artwork with loud darks and a glowing accent. The darkest and lightest stops clear AA for large text.
cyanbluehourfive-stop
#006378
#008fad
#38abca
#61b9d3
#7ed6f1
The generator opens with #006378 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.