Opera palette
Cobalt Cabin
Cobalt Cabin runs #00527f through #007cbb, #3398d9, #59a7df to #75c4fd in five measured steps, the analogous structure keeping every neighbor honest. Reach for it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
skyoperafive-stop
#00527f
#007cbb
#3398d9
#59a7df
#75c4fd
The generator opens with #00527f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.