Opera palette
Sloe Grove
From #8b2854 ink through #a23e68, #007866, #c05982 to #009680 light, Sloe Grove is a tetradic progression that holds together at any size. Use it for event posters that compete with a wall of other posters.
pinkoperafive-stop
#8b2854
#a23e68
#007866
#c05982
#009680
The generator opens with #8b2854 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.