ΔE 24.2, loose: different enough that you should pick on purpose. Violet Hint is a little darker, more saturated, warmer than Space Wolves Grey.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 24). Violet Hint is a little darker, more saturated, warmer than Space Wolves Grey.
The same difference applies the other way round: Space Wolves Grey is a little lighter, more muted, cooler.
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 Space Wolves Grey on the colour wheel See Violet Hint on the colour wheel
All matches: Space Wolves Grey equivalents · Violet Hint equivalents