Aurora palette
North Alley
Dark anchor, working middle, light release: #00498f, #0070d4, #2f8cf3, #549ef5, #83bbff form a monochromatic aurora set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
skyaurorafive-stop
#00498f
#0070d4
#2f8cf3
#549ef5
#83bbff
The generator opens with #00498f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.