The different colors of tournaments in the lobby

The MTT Lobby uses color codes for players to easily recognize their favorite promotional tournaments. Below are the references for each color:

Gold = Satellite tournaments where a player can win a ticket for a target tournament.
Blue = Freeroll tournaments in which the buy-in is free (Facebook freerolls, Free satellites, etc.)
Aqua = Daily Freeroll tournaments
Red = Regional League daily tournaments (American, European, Asian).
Pink/Purple = Guaranteed Tournaments that feature a guaranteed prize pool. 
Green = Bankroll Builder Tournaments.
Grey = Regular Tournaments which are not related to a specific global promotion.