Uniform Grey vs Field Gray 2

How close are they?

ΔE 11.9, fair: the same colour family, but not a straight swap. Field Gray 2 is a little darker, more saturated, cooler than Uniform Grey.

Can I use Field Gray 2 instead of Uniform Grey?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Field Gray 2 is a little darker, more saturated, cooler than Uniform Grey.

Can I use Uniform Grey instead of Field Gray 2?

The same difference applies the other way round: Uniform Grey is a little lighter, more muted, 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.