Opera palette
Mineral Library
From #7e3c00 ink through #b85b00, #d6772f, #de8c54 to #fda870 light, Mineral Library is a split-complementary progression that holds together at any size. Use it for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
orangeoperafive-stop
#7e3c00
#b85b00
#d6772f
#de8c54
#fda870
The generator opens with #7e3c00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.