ΔE 14.8, fair: the same colour family, but not a straight swap. Titanium White is a little lighter, much more muted than Hobgoblin Hue.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Titanium White is a little lighter, much more muted than Hobgoblin Hue.
The same difference applies the other way round: Hobgoblin Hue 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 Hobgoblin Hue on the colour wheel See Titanium White on the colour wheel
All matches: Hobgoblin Hue equivalents · Titanium White equivalents