ΔE 5.8, very close: most people won’t see a difference side by side. Stone Grey is a little darker, warmer than Fang Grey.
Yes, for most jobs. Very close match (ΔE 6). Stone Grey is a little darker, warmer than Fang Grey.
The same difference applies the other way round: Fang 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 Fang Grey on the colour wheel See Stone Grey on the colour wheel
All matches: Fang Grey equivalents · Stone Grey equivalents