ΔE 13.9, fair: the same colour family, but not a straight swap. Blue Wash is noticeably lighter, more muted than Tyran Blue.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Blue Wash is noticeably lighter, more muted than Tyran Blue.
The same difference applies the other way round: Tyran Blue is noticeably darker, 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 Tyran Blue on the colour wheel See Blue Wash on the colour wheel
All matches: Tyran Blue equivalents · Blue Wash equivalents