Goldendoodles come in a variety of colors. Some of common colors include cream, apricot, and red. This is actually the same gene, it's just a matter of how much pigment gets into each coat and follows the variation in colors with Golden Retrievers. Because of this, it's common to have a litter with lots variations of this gene.
Here are some examples:
Other colors include chocolate and black:
In addition to different coat colors, Goldendoodles can also carry different coat patterns such a parti. In order to be classified as a "parti" a dog must partially white (at least 50%) and the pattern can accompany any coat color.
Some Goldendoodles have just patches of white on their coats and are classified as Abstracts.