Opera palette
Fern Square
Five opera stops with room to breathe — #00446c grounds, #096ca6 and #3287c3 do the talking, #5396ca softens, #6fb3e8 lifts. The triadic bones keep it coherent across museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA as a text pair.
skyoperafive-stophigh-contrast
#00446c
#096ca6
#3287c3
#5396ca
#6fb3e8
The generator opens with #00446c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.