Here's New York (click pics for interactive versions)
And, by contrast, here's Seattle:
It won't surprise many to discover that Seattle---8 percent black, 6 percent Latino, 14 percent Asian---is whiter than other cities. But seeing our overwhelming whiteness represented visually is another thing altogether.
If that bums you out, perhaps this image of Portland (7 percent black, 6 percent Asian, 7 percent Latino) will cheer you up: