Perry was fouled with 5.3 left and made both free throws. Cleveland State turned the ball over on the inbounds play, giving Youngstown State one last shot. But Perry's fade-away jumper in the paint was blocked by Grady.
Youngstown State's Ryan Weber tied at game at 60 with a 3-pointer from the corner with 2:54 remaining. Neither team would score again in regulation. Youngstown State had two chances to win it inside of 3.7 seconds, but Kamren Belin missed a shot in the paint and Bobby Hain's tip-in was off the mark.
Bryn Forbes led Cleveland State (20-10, 11-4 Horizon League) with 15 points. The Vikings clinched a No. 2 seed in the conference tournament.
Perry and Weber had 17 apiece for Youngstown State (15-15, 6-9).