Chelsea lost 3-1 to Brighton & Hove Albion at Stamford Bridge in the Premier League on September 27, 2025, with a red card for the home side proving decisive.

Chelsea led 1-0 at halftime after a goal scored in first-half stoppage time. A red card shown to a Chelsea player in the second half shifted the momentum of the match. Brighton capitalized on their numerical advantage to score three unanswered goals and secure the victory.

The match statistics are not available from the provided sources.

The next fixtures for both teams in the Premier League are not specified in the provided information.