Originally Posted by B. Carfree

The blue lights mentioned aren't meant to be a unique color for vulnerable road users. It is the color reserved for cops and such. They're kind of the opposite of vulnerable in that they are members of an armed gang that can literally get away with murder.

I've rolled with blue lights in the past. Yes, I know it's illegal and that I could be cited. However, they do get the attention of trouble-makers and drunk drivers and I believe they have added significantly to my safety, so paying a fine wouldn't bother me.