Finnaly found it here, http://social.msdn.microsoft.com/Forums/en-US/e93ab1bc-114a-45cb-a708-3dcd20911b00/how-do-i-change-the-color-of-the-teal-sql-variable-names?forum=vssetup
basically it is the "Identifier" and even though it will show default as some other color it will show up as teal unless you change it.