This is a bleach spot on brown carpet.  Even though dying carpet may be a pleasant idea to repair this damage, however you could come up with some results that look worse than the original damage.  The only way to get a guaranteed repair is to patch it.  As you can see in the after photo, our technicians are very good at repairing carpet and if conditions of the carpet are good, we can provide excellent results.

Phoenix, Az Bleach Spot Repair Phoenix, Az Bleach Spot Repair (2)