He had few peers in 1940s, the decade for Indian film music which started with Saigal very active on the scene and ended with Lata Mangeshkar firmly established in the industry.

Born in Sujangarh on 12 December 1907, then located in Bikaner State of the Rajputana of British India (now in the Churu district of Rajasthan).

He was assistant to composer Timir Baran in Devdas (1935 film), and he sang a comedy song 'lo kha lo madam khaanaa' (लो खा लो मॅडम खाना) in Street Singer (1938).

In a radio programme, famous composer Anil Biswas credited Khamchand Prakash for sticking to historical perspective and musical traditions by making K.L.

He gave first major break to Kishore Kumar as a singer for the song "Marne ki duaaen kyun maangu".

Shreedevi's daughter (Chandrakala Khemchand Prakash) was also a kathak dancer, she graduated from Bharatiya Kala Kendra, Delhi and was married to film and theatre actor director Ram Gopal Bajaj (Padmashree Awardee and former Director of National School Of Drama, Delhi).