ΔE 5.7, very close: most people won’t see a difference side by side. Camouflage Green is a little lighter, cooler than Rock Grey.
Yes, for most jobs. Very close match (ΔE 6). Camouflage Green is a little lighter, cooler than Rock Grey.
The same difference applies the other way round: Rock Grey is a little darker, warmer.
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 Rock Grey on the colour wheel See Camouflage Green on the colour wheel
All matches: Rock Grey equivalents · Camouflage Green equivalents