Acid palette
Polar Cottage
Five acid stops with room to breathe — #00708c grounds, #009dc3 and #3cbae1 do the talking, #67c8e9 softens, #97e3ff 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.
cyanacidfive-stop
#00708c
#009dc3
#3cbae1
#67c8e9
#97e3ff
The generator opens with #00708c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.