Opera palette
Mustard Foundry
From #8a5fa5 ink through #ab5b3c, #00819f, #5c8236 to #c97656 light, Mustard Foundry is a monochromatic progression that holds together at any size. Use it for book covers that read at thumbnail size.
orangeoperafive-stop
#8a5fa5
#ab5b3c
#00819f
#5c8236
#c97656
The generator opens with #8a5fa5 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.