ΔE 12.6, fair: the same colour family, but not a straight swap. Sun Ray is a little lighter, more saturated, cooler than Hobgoblin Hue.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Sun Ray is a little lighter, more saturated, cooler than Hobgoblin Hue.
The same difference applies the other way round: Hobgoblin Hue is a little darker, more muted, 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 Hobgoblin Hue on the colour wheel See Sun Ray on the colour wheel
All matches: Hobgoblin Hue equivalents · Sun Ray equivalents