ΔE 15.3, loose: different enough that you should pick on purpose. Shadow Red is noticeably darker, more muted than Wasteland Soil.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 15). Shadow Red is noticeably darker, more muted than Wasteland Soil.
The same difference applies the other way round: Wasteland Soil is noticeably lighter, more saturated.
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 Wasteland Soil on the colour wheel See Shadow Red on the colour wheel
All matches: Wasteland Soil equivalents · Shadow Red equivalents