Opera palette
Mineral Granary
Five opera stops with room to breathe — #006192 grounds, #008cd0 and #37a8ee do the talking, #60b8f4 softens, #97d3ff lifts. The triadic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skyoperafive-stop
#006192
#008cd0
#37a8ee
#60b8f4
#97d3ff
The generator opens with #006192 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.