My (poorly articulated) point is that all the non-class markers we use to oppress people - whether skin color, religion, accent, clothing style, music preferences, etc - just disguise class oppression. In the USA, I think we emphasize color in order to avoid the hard truth that society was created so that a few could fuck the many.
And I meant "white" literally, to point out the absurdity that poverty is a function of skin color as opposed to deep class organization. If light skin color is what made one rich and powerful, then Catholic Irish would be at the top. But...