Opera palette
Calico Atelier
Calico Atelier runs #005781 through #0081bd, #359ddb, #5bace1 to #78c9ff in five measured steps, the triadic structure keeping every neighbor honest. Reach for it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
skyoperafive-stop
#005781
#0081bd
#359ddb
#5bace1
#78c9ff
The generator opens with #005781 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.