ΔE 17.0, loose: different enough that you should pick on purpose. Light Rust is a little darker, much more saturated, cooler than Evil Flesh.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 17). Light Rust is a little darker, much more saturated, cooler than Evil Flesh.
The same difference applies the other way round: Evil Flesh is a little lighter, much more muted, 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 Evil Flesh on the colour wheel See Light Rust on the colour wheel
All matches: Evil Flesh equivalents · Light Rust equivalents