Opera palette
Cardamom Cabin
Dark anchor, working middle, light release: #006d98, #0099d3, #3bb6f1, #66c5f7, #a6deff form a complementary opera set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
cyanoperafive-stop
#006d98
#0099d3
#3bb6f1
#66c5f7
#a6deff
The generator opens with #006d98 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.