A pied French bulldog has a coat that is predominantly white with darker patches that cover the body, head, or both of the French bulldog.
The pattern of a pied can vary from dog to dog and is not generally the same. All pied French bulldogs are different. French bulldog breeders will focus a lot on breeding this color to get good and distinct markings on the pup.
The Blue Pied French bulldog is the same as brindle pied or a fawn pied French bulldog but with a difference of colors. They are the same as other French bulldog but with a difference in colors.