The Turkish midfielder was sent off for denying a clear goalscoring opportunity in the 1-1 draw against Spurs at Ewood Park on Sunday and despite Rovers appealing the decision the appeal was turned down.
Tugay will now serve an automatic one game ban.
Tottenham midfielder Hossam Ghaly was also sent off in the same game for violent conduct. His appeal against his red card was also turned down and the Egyptian midfielder will now serve an automatic three game ban.