Aggressor Blue FS 35109 vs Light Green RLM25

How close are they?

ΔE 10.6, fair: the same colour family, but not a straight swap. Light Green RLM25 is a little lighter, warmer than Aggressor Blue FS 35109.

Can I use Light Green RLM25 instead of Aggressor Blue FS 35109?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Light Green RLM25 is a little lighter, warmer than Aggressor Blue FS 35109.

Can I use Aggressor Blue FS 35109 instead of Light Green RLM25?

The same difference applies the other way round: Aggressor Blue FS 35109 is a little darker, 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.