ΔE 10.4, fair: the same colour family, but not a straight swap. Arrakis Brown is more muted, cooler than Glowing Inferno.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Arrakis Brown is more muted, cooler than Glowing Inferno.
The same difference applies the other way round: Glowing Inferno is more saturated, warmer.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Glowing Inferno on the colour wheel See Arrakis Brown on the colour wheel
All matches: Glowing Inferno equivalents · Arrakis Brown equivalents