Opera palette
Stone Delta
Five opera stops with room to breathe — #8a3e17 grounds, #a1522d and #007796 do the talking, #bf6d48 softens, #0193b9 lifts. The monochromatic bones keep it coherent across event posters that compete with a wall of other posters.
orangeoperafive-stop
#8a3e17
#a1522d
#007796
#bf6d48
#0193b9
The generator opens with #8a3e17 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.