ΔE 6.1, close: similar, with a visible difference side by side. Light Gull Gray is a little darker than Light Gull Grey FS 16440.
✓ AK 3rd Generation equivalence chart lists these two as equivalents.
Usually, if you are not matching paint already on the model. Close match (ΔE 6). Light Gull Gray is a little darker than Light Gull Grey FS 16440.
The same difference applies the other way round: Light Gull Grey FS 16440 is a little lighter.
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 Light Gull Grey FS 16440 on the colour wheel See Light Gull Gray on the colour wheel
All matches: Light Gull Grey FS 16440 equivalents · Light Gull Gray equivalents