A professional basketball team based in Boston, Massachusetts. They are a member of the Eastern Conference of the National Basketball Association (NBA) and were founded in 1946. The Celtics have won 18 NBA championships, the most in the NBA, and are one of the most successful and historic franchises in the league.
The Boston Celtics' traditional uniform colors are green and white. The team's primary home uniform is white with green lettering, while the primary road uniform is green with white lettering. The team also has alternate uniforms with different color combinations, such as a black uniform with green and white trim.