Aurora palette
Sable Gallery
Five aurora stops with room to breathe — #00605e grounds, #008d8a and #37a9a6 do the talking, #5eb6b3 softens, #7cd3cf lifts. The triadic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
cyanaurorafive-stop
#00605e
#008d8a
#37a9a6
#5eb6b3
#7cd3cf
The generator opens with #00605e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.