Chelsea Football Club (also known as The Blues or previously The Pensioners) are a professional English football club based in West London. Founded in 1905, they play in the Premier League and have spent most of their history in the top tier of English football. Chelsea have been English champions three times, and have won the FA Cup four times, the League Cup four times and the UEFA Cup Winners' twice.
The club had their first major success in 1955, winning the league championship. Chelsea won several cup competitions during the 1960s and 1970s, but did not win another major title until 1997. The past decade has been the most successful period in Chelsea’s history, capped by winning consecutive Premier League titles in 2005 and 2006, and reaching their first UEFA Champions League final in 2008.
Chelsea's home is the 42,055-person-capacity Stamford Bridge football stadium in Fulham, West London, where they have played since their establishment. Despite their name, the club are based just outside the Royal Borough of Kensington and Chelsea, in the London Borough of Hammersmith and Fulham. In 2003, they were bought by Russian oil magnate Roman Abramovich.
Chelsea's traditional kit colours are royal blue shirts and shorts with white socks. The club crest has been changed several times in attempts to modernise or re-brand; the current crest, featuring a ceremonial lion holding a staff, is a modified version of the one first adopted in the 1950s. The club enjoys a large fan base, with the fifth highest average all-time attendance in English football.Their average home gate for the 2007–08 season was 41,673, the fifth highest in the Premier League.