There is no dog that is completely gray, but the greyhound is an option, because they are mostly gray. Irish wolfhounds are commonly grey, but sometimes do have coloured markings.
gray with black spots
Moses gray mule was gray in color.
None. Purple is not a natural color for dogs. Some gray or "blue" (actually a sort of dark metallic gray) dogs may have a slightly purplish tinge to their color, but no dog is naturally a true, rich purple.
Yes gray is a soft color
what is the color pink and gray
I'm not really a dog expert, but I would say varieties of both colors. Like one might be gray, the other black, another one black and gray. And it's depending on the breed too.
The confederate's color was gray!
gray
A darker color of gray or a color mostly black, if you do it right. It also depends on what shade of gray you are mixing with the black.
Gray.'Gray'
gray is a shade
They are a gray color.