Guardsman Blue Met. - PPG TCP 3251622
LeMans Blue Met. - PPG 194955
Navy Blue - PPG 5387
Viking Blue - PPG 13607
I really like the 40th anniversary CSX blue. Intense Blue Pearl coat, Fleet, BC5357B
For a picture of samples (small) see this link for Gessford Machine.
http://www.gessford.com/cobra/images/HST-Colors.htm