Aurora palette
Earthen Lane
From #004c4e ink through #00777a, #319295, #549fa1 to #71bcbe light, Earthen Lane 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.
cyanaurorafive-stop
#004c4e
#00777a
#319295
#549fa1
#71bcbe
The generator opens with #004c4e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.