Listen to Oi Akasher Ektai Rang online. Oi Akasher Ektai Rang is a Bengali language song and is sung by Calcutta Choir. Oi Akasher Ektai Rang, from the album Janmabhumi Tomare Nomi, was released in the year 2009. The duration of the song is 6:25. Download Bengali songs online from JioSaavn.