Noir palette
Cordovan Orchard
Five noir stops with room to breathe — #006697 grounds, #0091d5 and #39aef3 do the talking, #63bdf9 softens, #a0d7ff lifts. The tetradic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skynoirfive-stop
#006697
#0091d5
#39aef3
#63bdf9
#a0d7ff
The generator opens with #006697 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.