Aurora palette
Indigo Granary
Dark anchor, working middle, light release: #213aa0, #4666ca, #5f82e9, #7394ec, #93b1ff form a complementary aurora set with somewhere to stand at every lightness. Made for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA as a text pair.
skyaurorafive-stophigh-contrast
#213aa0
#4666ca
#5f82e9
#7394ec
#93b1ff
The generator opens with #213aa0 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.