Dark Blue is an action television series which is aired on TNT in the US
The series follows Carter Shaw who heads up a secret crack team of undercover agents in the LAPD. Carter is a complex character who is addicted to painkillers and has lost his family due to his former job.
His work is to bring down criminals through his undercover assignments and working with his group of agents, one is a newly married cop who is struggling with personal relationships, a shoot from the hip cop who his colleagues wonder if he has ever been a criminal, and a shady patrolwoman who is brought in because of her excellent lying skills and a very shady past.

The main sites link to videos of Dark Blue

Televisiononlineinfo.com
Sidereel.com
Yidio.com
Dark Blue Official website

I cant find any specific sites for the show that stream the episodes, what I have found are sites that are specifically setup for Dark Blue, but they are only trying to sell you something.

You can also watch on Itunes the link for this is:

You can also watch on Amazon the link for this show is:
Dark Blue - Amazon