Opera palette
Umber Glade
From #a83b00 ink through #d7673b, #f68357, #fd9a75 to #ffc5b0 light, Umber Glade is a analogous progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
orangeoperafive-stop
#a83b00
#d7673b
#f68357
#fd9a75
#ffc5b0
The generator opens with #a83b00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.