1. black text is ^0
example: ^0Hello=Hello in black
2. for binds, open ur console by shift + ~, then type:
bind x say blah
where x is the letter on the keyboard and blah is wat u want to say
after ur done typing, press enter, then close console. Press the letter on the keyboard, and your message will show up. You do not need to press talk, just press the letter and it will show up on the screen.