ΔE 10.6, fair: the same colour family, but not a straight swap. Ghost Green is a little lighter, more saturated, cooler than Light Gray FS36495.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Ghost Green is a little lighter, more saturated, cooler than Light Gray FS36495.
The same difference applies the other way round: Light Gray FS36495 is a little darker, 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.
See Light Gray FS36495 on the colour wheel See Ghost Green on the colour wheel
All matches: Light Gray FS36495 equivalents · Ghost Green equivalents