Facebook do not allow user to chat with each different font. But Today I have found a trick to chat wid your friends with a colorful texts.
Now you can send messages in colorful text but these codes will not work in Status update. This will also not work if the other person is using chat from his mobile.
How to Send Colorful Text in Facebook Chat:
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Here is the list of alphabets with their code for colorful Facebook Text Chat:
Note: To create a word of colorful text copy the codes of alphabets and make sure to insert single space between the each alphabetic code.