It’s a natural tendency, proven time and again in research: When you see a new person, one of the first things you notice is his or her race. In business life, however, we typically pretend we don’t notice—a behavior that’s called “color blindness”—because we want to reduce our odds of exhibiting prejudice or engaging in discrimination, or of seeming to do either.

A version of this article appeared in the July–August 2013 issue of Harvard Business Review.