Blue Hour palette
Stormy Fen
From #00718a ink through #009ec0, #3cbbdd, #68c9e6 to #92e5ff light, Stormy Fen is a tetradic progression that holds together at any size. Use it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
cyanbluehourfive-stop
#00718a
#009ec0
#3cbbdd
#68c9e6
#92e5ff
The generator opens with #00718a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.