Opera palette
Nectar Cottage
Nectar Cottage runs #005171 through #007ba9, #3397c6, #58a5ce to #74c2ec in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skyoperafive-stop
#005171
#007ba9
#3397c6
#58a5ce
#74c2ec
The generator opens with #005171 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.