Opera palette
Crisp Shrine
Dark anchor, working middle, light release: #00578a, #0081c9, #349de7, #5badec, #87c9ff form a triadic opera set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
skyoperafive-stop
#00578a
#0081c9
#349de7
#5badec
#87c9ff
The generator opens with #00578a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.