Disco palette
Obsidian Crossing
Five disco stops with room to breathe — #3863a1 grounds, #628dcb and #7da9e9 do the talking, #93b9f0 softens, #b9d6ff lifts. The analogous bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skydiscofive-stop
#3863a1
#628dcb
#7da9e9
#93b9f0
#b9d6ff
The generator opens with #3863a1 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.