Opera palette
Walnut Lighthouse
From #005279 ink through #097cb3, #3698d0, #5aa7d7 to #77c3f5 light, Walnut Lighthouse is a tetradic progression that holds together at any size. Use it for flower-shop wraps and delivery van livery together. The darkest and lightest stops clear AA for large text.
skyoperafive-stop
#005279
#097cb3
#3698d0
#5aa7d7
#77c3f5
The generator opens with #005279 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.