Retro palette
Russet Estuary
From #005597 ink through #007dda, #3399f9, #5aaafc to #92c7ff light, Russet Estuary is a analogous progression that holds together at any size. Use it for fintech onboarding that must feel both safe and modern. The darkest and lightest stops clear AA for large text.
skyretrofive-stop
#005597
#007dda
#3399f9
#5aaafc
#92c7ff
The generator opens with #005597 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.