ΔE 24.6, loose: different enough that you should pick on purpose. Sandy Tan is a little darker, much more muted than Fire Lizard.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 25). Sandy Tan is a little darker, much more muted than Fire Lizard.
The same difference applies the other way round: Fire Lizard is a little 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 Fire Lizard on the colour wheel See Sandy Tan on the colour wheel
All matches: Fire Lizard equivalents · Sandy Tan equivalents