>>5063141I live in one of the most diverse and culturally enriched areas of the country so I can give you the low down.
If you're any amount black, you're considered black.
Almost everyone falls into the category of white, black, hispanic, asian.
Pajeets and dune durka durkas are pretty rare here, much more rare than in Europe. So much so that I've never worked with either of them despite living in a major metro lefty city.
To answer the question on who can pass for white that isn't white, the answer is people like Nick Fuentes. There are not a lot of white passing spics here, but there are a few. I have personally only met one. Very interesting phenotype on this girl. Jet black hair, porcelain white skin, and actually has freckles. Found out years later that her mom is Mexican. For all I know her mom is an unmixed Castizo though, I'd be very interested in seeing her DNA results.
But yeah in 99% of cases, you have to be actually 100% European to be considered white here. I can count on one hand the number of people I have encountered IRL that pass for white but are actually not.