Panglossian @ Dictionary.com (not actually specified as deriving from ancient tongues, but it obviously does)
Outside of that, we can point you to the Classics Technology Center's My Word feature, which has Latin colour words ....
Posted by david meadows on Apr-08-05 at 5:52 AM Drop me a line to comment on this post! Comments (which might be edited) will be appended to the original post as soon as possible with appropriate attribution.