ΔE 19.3, loose: different enough that you should pick on purpose. Creed Camo is noticeably lighter, more muted, cooler than Brownish Decay.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 19). Creed Camo is noticeably lighter, more muted, cooler than Brownish Decay.
The same difference applies the other way round: Brownish Decay is noticeably darker, more saturated, 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 Brownish Decay on the colour wheel See Creed Camo on the colour wheel
All matches: Brownish Decay equivalents · Creed Camo equivalents