Opera palette
Sandy Deck
Dark anchor, working middle, light release: #772900, #b44300, #d35f2c, #da774e, #f9936a form a tetradic opera set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
orangeoperafive-stop
#772900
#b44300
#d35f2c
#da774e
#f9936a
The generator opens with #772900 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.