Võ phục not necessarily adopted by all practitioners, as evidenced throughout 1973-1990 when many practitioners under a separate development of Vovinam, the "Viet Vo Dao Federation," wore black uniforms. By 1990, however, after further meetings between councils, indigo had been adopted by the majority of Vovinam practitioners in and outside of Vietnam. Deep blue/indigo (Vietnamese: Lam) is now the internationally accepted color of Vo Phuc for Vietnamese martial arts. The "võ phục" of Vovinam are very similar, if not nearly identical, to the "keikogi" of Japanese martial arts. Both top and bottom of the uniform are constructed in much the same way
Lê Sáng Lê Sáng Lê Sáng (1920 – September 27, 2010) was the Chairman of the Vovinam Vietnamese Martial Arts World Federation, a position he held from 1960 until his death. Le Sang was born to Le Van Hien (also known as Duc Quang) (1887–1959) and Nguyen Thi Mui (1887–1993). He was sickly as a child, which made it difficult for him to walk. His mother advised him to study martial arts in order to strengthen his legs. In Hanoi he learned Vovinam at Nguyễn Lộc's Vovinam school. Soon Le Sang was a teacher himself and, together with Nguyễn Lộc, continued to