If you drink too much excessive tea, iced tea, coffee, etc, you're teeth will probably change color just because of the combination of what it's made of. That's why brushing teeth is important. If you want, you can still drink coffee just brush better/longer, use a teeth whitening toothpaste and mouthwash, try the Crest white strips if you want to whiten them.
Attention: NOTHING on this site may be reproduced in any fashion whatsoever without explicit consent (in writing) of the owner of said material, unless otherwise stated on the page where the content originated. Search engines are free to index and cache our content. Users who post their account names or personal information in their questions have no expectation of privacy beyond that point for anything they disclose. Questions are otherwise considered anonymous to the general public.