dark-blue
- s of a dark shade of blue
- As Lantflex I-57 (code name for the exercise) with its 19 ships set out to sea, Ike's hosts trotted out a dark-blue Mitscher-type cap and a dark-blue foul-weather jacket with .
- An hour later, showered and changed into a fresh dark-blue suit and white shirt, Kennedy is on the podium in the Sheraton's grand ballroom.