ΔE 13.4, fair: the same colour family, but not a straight swap. Light Brown is noticeably darker, more saturated, warmer than Wooden Deck Tan.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Light Brown is noticeably darker, more saturated, warmer than Wooden Deck Tan.
The same difference applies the other way round: Wooden Deck Tan is noticeably lighter, more muted, 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.
See Wooden Deck Tan on the colour wheel See Light Brown on the colour wheel
All matches: Wooden Deck Tan equivalents · Light Brown equivalents