ΔE 7.4, close: similar, with a visible difference side by side. Daemonette Hide is a little darker, warmer than Misty Grey.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Daemonette Hide is a little darker, warmer than Misty Grey.
The same difference applies the other way round: Misty Grey is a little lighter, 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 Misty Grey on the colour wheel See Daemonette Hide on the colour wheel
All matches: Misty Grey equivalents · Daemonette Hide equivalents