ΔE 11.2, fair: the same colour family, but not a straight swap. Webbing Khaki is a little lighter, more muted than Light Brick.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Webbing Khaki is a little lighter, more muted than Light Brick.
The same difference applies the other way round: Light Brick 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.
See Light Brick on the colour wheel See Webbing Khaki on the colour wheel
All matches: Light Brick equivalents · Webbing Khaki equivalents