ΔE 10.9, fair: the same colour family, but not a straight swap. Desert Webbing is a little lighter, cooler than Decomposed Flesh.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Desert Webbing is a little lighter, cooler than Decomposed Flesh.
The same difference applies the other way round: Decomposed Flesh is a little darker, 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 Decomposed Flesh on the colour wheel See Desert Webbing on the colour wheel
All matches: Decomposed Flesh equivalents · Desert Webbing equivalents