Light Feldgrau vs Gray FS16440

How close are they?

ΔE 10.1, fair: the same colour family, but not a straight swap. Gray FS16440 is a little lighter, more muted than Light Feldgrau.

Can I use Gray FS16440 instead of Light Feldgrau?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Gray FS16440 is a little lighter, more muted than Light Feldgrau.

Can I use Light Feldgrau instead of Gray FS16440?

The same difference applies the other way round: Light Feldgrau 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.