Private First Class Colon was a member of Company G, 2nd Battalion, 65th Infantry Regiment, 3rd Infantry Division. He was listed as Missing in Action while fighting the enemy in North Korea on 6 February 1952. He was presumed dead on 31 December 1953. His name is inscribed on the Courts of the Missing at the Honolulu Memorial.

Colon was awarded the Purple Heart, the Combat Infantryman's Badge, the Korean Service Medal, the United Nations Service Medal, the National Defense Service Medal, the Korean Presidential Unit Citation and the Republic of Korea War Service Medal.