ΔE 11.8, fair: the same colour family, but not a straight swap. Skavenblight Dinge is more saturated than Panzer Grey.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Skavenblight Dinge is more saturated than Panzer Grey.
The same difference applies the other way round: Panzer Grey is more muted.
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 Panzer Grey on the colour wheel See Skavenblight Dinge on the colour wheel
All matches: Panzer Grey equivalents · Skavenblight Dinge equivalents