Aurora palette
Zephyr Marsh
Dark anchor, working middle, light release: #00636f, #0090a0, #38acbc, #61bac7, #7ed7e5 form a monochromatic aurora set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
cyanaurorafive-stop
#00636f
#0090a0
#38acbc
#61bac7
#7ed7e5
The generator opens with #00636f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.