ΔE 21.7, loose: different enough that you should pick on purpose. Trollslayer Orange is a little lighter, much more muted, warmer than Emberveil.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 22). Trollslayer Orange is a little lighter, much more muted, warmer than Emberveil.
The same difference applies the other way round: Emberveil is a little darker, much more saturated, 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 Emberveil on the colour wheel See Trollslayer Orange on the colour wheel
All matches: Emberveil equivalents · Trollslayer Orange equivalents