Blue played college football for the Georgia Bulldogs, earning consensus All-American honors in 2005.
As a senior in 2000, he was named to The Atlanta Journal-Constitution Super Southern 100, Top 50 in Georgia, Class AAA All-State first-team, and Marvelous Metro 11 squad as a defensive back.
He also received Georgia Sports Writers Association All-State and Super Prep All-Dixie Team accolades.
While attending Georgia, he registered 176 of his 260 career tackles, eleven of his thirteen quarterback pressures and all 7.5 of his stops behind the line of scrimmage during his last two seasons.
During his junior year, he was clocked at running a 9.10 100 yard dash time recipient of the Teka and John Adams Football Scholarship.
He started all year at Rover, finishing second on the team with 80 tackles (64 solos), and also was credited with a 10-yard sack, three stops for losses of 12 yards and five quarterback pressures.
[3] He played in all 16 games (two starts) as a rookie, primarily on special teams, and recorded 14 tackles (12 solo).
On April 6, 2010, Blue signed with the Toronto Argonauts of the Canadian Football League, but was released by the team during training camp on June 6, 2010.