ΔE 25.8, loose: different enough that you should pick on purpose. Sulfur Yellow is noticeably lighter, much more saturated, cooler than Nazdreg Yellow.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 26). Sulfur Yellow is noticeably lighter, much more saturated, cooler than Nazdreg Yellow.
The same difference applies the other way round: Nazdreg Yellow is noticeably darker, much 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 Nazdreg Yellow on the colour wheel See Sulfur Yellow on the colour wheel
All matches: Nazdreg Yellow equivalents · Sulfur Yellow equivalents