Aurora palette
Crackling Cabin
Dark anchor, working middle, light release: #4270a7, #007a99, #007f7d, #3395b5, #209b9a form a split-complementary aurora set with somewhere to stand at every lightness. Made for event posters that compete with a wall of other posters.
cyanaurorafive-stop
#4270a7
#007a99
#007f7d
#3395b5
#209b9a
The generator opens with #4270a7 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.