Nordic palette
Gypsy Library
From #004f55 ink through #007a83, #32959e, #56a3aa to #73bfc7 light, Gypsy Library 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.
cyannordicfive-stop
#004f55
#007a83
#32959e
#56a3aa
#73bfc7
The generator opens with #004f55 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.