Opera palette
Rustic Bookshop
Dark anchor, working middle, light release: #004469, #006da4, #2f88c1, #5197c8, #6db3e6 form a triadic opera set with somewhere to stand at every lightness. Made for bike-shop liveries that survive mud and sun. The darkest and lightest stops clear AA as a text pair.
skyoperafive-stophigh-contrast
#004469
#006da4
#2f88c1
#5197c8
#6db3e6
The generator opens with #004469 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.