Williams also had 11 assists for the Lobos (10-1), who won their eighth straight game and will play Northern Iowa on Thursday in the tournament final. Phillip McDonald added 14 points, Drew Gordon had 10 and Alex Kirk pulled down 10 rebounds.
New Mexico, which never trailed in the game, led 41-33 at halftime and by as many as the 13-point final margin. The Lobos shot 61 percent (30 for 49) from the field and 42 percent (5 for 12) on 3-point attempts. Colorado shot at a 47 percent field goal clip (27 for 58), but hit just 5 of 22 3-point shots.