ΔE 27.0, loose: different enough that you should pick on purpose. Orange is a little lighter, much more saturated than Fire Drake.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 27). Orange is a little lighter, much more saturated than Fire Drake.
The same difference applies the other way round: Fire Drake is a little darker, much more muted.
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 Fire Drake on the colour wheel See Orange on the colour wheel
All matches: Fire Drake equivalents · Orange equivalents