Get ready for a lot more orange in your life, D.C. Former Ward 5 councilman Vincent Orange is set to kickoff his formal campaign for D.C. Council Chair on Wednesday morning. But really, the campaign started this afternoon, when Orange appeared on NewsChannel 8’s NewsTalk with Bruce DePuyt — sporting, naturally, a bright orange tie. Orange steps into the campaign to challenge current At-large Council member Kwame Brown. Ward 2’s Jack Evans had previously…