Opera palette
Mineral Lighthouse
Dark anchor, working middle, light release: #005480, #007ebc, #349ada, #5aa9e0, #76c6fe form a triadic opera set with somewhere to stand at every lightness. Made for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
skyoperafive-stop
#005480
#007ebc
#349ada
#5aa9e0
#76c6fe
The generator opens with #005480 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.