ΔE 10.1, fair: the same colour family, but not a straight swap. Seafarer Blue is a little lighter, cooler than Hoeth Blue.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 10). Seafarer Blue is a little lighter, cooler than Hoeth Blue.
The same difference applies the other way round: Hoeth Blue is a little darker, warmer.
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 Hoeth Blue on the colour wheel See Seafarer Blue on the colour wheel
All matches: Hoeth Blue equivalents · Seafarer Blue equivalents