ΔE 13.8, fair: the same colour family, but not a straight swap. Smoke Blue is a little darker, much more saturated than Praxeti White.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Smoke Blue is a little darker, much more saturated than Praxeti White.
The same difference applies the other way round: Praxeti White is a little lighter, 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 Praxeti White on the colour wheel See Smoke Blue on the colour wheel
All matches: Praxeti White equivalents · Smoke Blue equivalents