POW #2: Three Hats

Mr. Brown, Mr. Green, and Mr. Black were having lunch together. One wore a brown hat, one a green hat, one a black hat.
"Have you noticed," said the man with the green hat, "the although our hats have colors that match our names, not one of us has on a hat that matches his own name?"
"By golly, you're right!" exclaimed Mr. Brown.
What color hat was each man wearing?

Return solutions ON PAPER to Laura Taalman, Burruss 127, by 2/17/05.
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