ΔE 18.2, loose: different enough that you should pick on purpose. Cold White is a little lighter, much more muted than Tooth and Nails.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 18). Cold White is a little lighter, much more muted than Tooth and Nails.
The same difference applies the other way round: Tooth and Nails is a little darker, 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 Tooth and Nails on the colour wheel See Cold White on the colour wheel
All matches: Tooth and Nails equivalents · Cold White equivalents