Aurora palette
Woolen Patio
Dark anchor, working middle, light release: #003b80, #1861be, #377ddc, #538edf, #6faafe form a monochromatic aurora set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
skyaurorafive-stophigh-contrast
#003b80
#1861be
#377ddc
#538edf
#6faafe
The generator opens with #003b80 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.