Latinx has entered the chat

I am white but I sit on a board of directors for a majority-black arts org, the founder who is a black woman uses the term African-American.

Not wanting to speak for anyone, but it's probably a mix of your age, social class, background, culture and context that may affect that choice.

We do need some way to qualify them. They're not just regular Americans, like us, due to the excess of pigment. Perhaps, Black-American? Negro-American?