Aurora palette
Restful Harbor
Dark anchor, working middle, light release: #2d799e, #008089, #23826c, #349ca5, #449e86 form a monochromatic aurora set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size.
cyanaurorafive-stop
#2d799e
#008089
#23826c
#349ca5
#449e86
The generator opens with #2d799e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.