Opera palette
Porcelain Cabin
Porcelain Cabin runs #004264 through #006b9e, #2f86bb, #5095c2 to #6cb1e0 in five measured steps, the analogous structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
skyoperafive-stophigh-contrast
#004264
#006b9e
#2f86bb
#5095c2
#6cb1e0
The generator opens with #004264 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.