ΔE 23.2, loose: different enough that you should pick on purpose. Sun Yellow is more saturated, warmer than Golden Brown.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 23). Sun Yellow is more saturated, warmer than Golden Brown.
The same difference applies the other way round: Golden Brown is more muted, cooler.
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 Golden Brown on the colour wheel See Sun Yellow on the colour wheel
All matches: Golden Brown equivalents · Sun Yellow equivalents