Nautical palette
Copper Oasis
From #00505f ink through #007b91, #3396ad, #57a4b7 to #74c1d4 light, Copper Oasis is a analogous 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.
cyannauticalfive-stop
#00505f
#007b91
#3396ad
#57a4b7
#74c1d4
The generator opens with #00505f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.