Opera palette
Halcyon Pavilion
Dark anchor, working middle, light release: #5c70c6, #007fbf, #008799, #349bdd, #00a5bb form a analogous opera set with somewhere to stand at every lightness. Made for indie game interfaces with a strong day-night rhythm.
skyoperafive-stop
#5c70c6
#007fbf
#008799
#349bdd
#00a5bb
The generator opens with #5c70c6 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.