ΔE 8.8, close: similar, with a visible difference side by side. US Desert Arm. is a little darker, more saturated than Rakarth Flesh.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). US Desert Arm. is a little darker, more saturated than Rakarth Flesh.
The same difference applies the other way round: Rakarth Flesh is a little lighter, more muted.
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 Rakarth Flesh on the colour wheel See US Desert Arm. on the colour wheel
All matches: Rakarth Flesh equivalents · US Desert Arm. equivalents