ΔE 12.5, fair: the same colour family, but not a straight swap. IDF Gray 3 Modern is noticeably darker, more muted, warmer than Raw Wool.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). IDF Gray 3 Modern is noticeably darker, more muted, warmer than Raw Wool.
The same difference applies the other way round: Raw Wool is noticeably lighter, more saturated, 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 Raw Wool on the colour wheel See IDF Gray 3 Modern on the colour wheel
All matches: Raw Wool equivalents · IDF Gray 3 Modern equivalents