A tri coloured red merle border collie stood on a river bank, Surrey, UK Stock Photo Alamy

Border Collie Tri Merle. Border Collie Blue Merle Tricolor Tricolor dogs also come in every other color (red, blue, lilac, merle, etc.) as long as there is also white and tan Not all tricolored dogs have these tan points, though

A tri color Border Collie is a purebred Border Collie that exhibits three colors on its coat Tricolor dogs also come in every other color (red, blue, lilac, merle, etc.) as long as there is also white and tan

A tri coloured red merle border collie stood in bluebell woods, Surrey, UK Stock Photo Alamy

Many also know that these dogs occasionally come in red and white and in merle patterns The tri-color Border Collie will have the same base coat color as the blue merle, but with tan and copper markings on the chest, legs, cheeks, eyebrows, bottom and under the tail. Many also know that these dogs occasionally come in red and white and in merle patterns

Tri Merle Border Collie. Tricolor dogs also come in every other color (red, blue, lilac, merle, etc.) as long as there is also white and tan But have you ever heard of the really rare Border Collie colors - such as slate, lilac, blue or brindle? Let's look at the rarest Border Collie colors around - if you have one of these.

Tri Color Border Collie Facts, & FAQs (With Pictures). Many also know that these dogs occasionally come in red and white and in merle patterns The tri-color Border Collie will have the same base coat color as the blue merle, but with tan and copper markings on the chest, legs, cheeks, eyebrows, bottom and under the tail.