ΔE 17.4, loose: different enough that you should pick on purpose. Beasty Brown is noticeably darker, much more muted than Ember Orange.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 17). Beasty Brown is noticeably darker, much more muted than Ember Orange.
The same difference applies the other way round: Ember Orange is noticeably lighter, much 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 Ember Orange on the colour wheel See Beasty Brown on the colour wheel
All matches: Ember Orange equivalents · Beasty Brown equivalents