Roy Williams fashion throughout the seasons

North Carolina Coach Roy Williams holds part of the net after his Tar Heels defeated Virginia in the ACC championship game on March 12.

(Alex Brandon / Associated Press)

March 29, 2016 7:22 PM PT

Roy Williams yells toward the court as his North Carolina Tar Heels play Pittsburgh in the ACC tournament on March 10.

(Alex Brandon / Associated Press)

Roy Williams, shown coaching against the Tar Heels against Miami on March 2, 2010, often likes to get creative with his wardrobe.

(Robert Willett / Associated Press)

Roy Williams shows his emotions after the Tar Heels defeated Illinois to win the 2005 national championship.

(Elsa Hasch / Getty Images)

Roy Williams, shown in 1998, favored more drab suits while coaching at Kansas.

(Vince Compagnone / Los Angeles Times)

Roy Williams favors brighter suits more often these days, left, than he did back at Kansas, shown right in 1998.

(Streeter Lecka / Getty Images; Vince Compagnone / Los Angeles Times)