ΔE 12.2, fair: the same colour family, but not a straight swap. Cool Grey is a little lighter, more muted than Tanker Grey.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Cool Grey is a little lighter, more muted than Tanker Grey.
The same difference applies the other way round: Tanker Grey is a little darker, 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 Tanker Grey on the colour wheel See Cool Grey on the colour wheel
All matches: Tanker Grey equivalents · Cool Grey equivalents