Rat Terrier Colors & Coat Guide

All recognized Rat Terrier colors, coat types, genetics, and how color can impact pricing and health.

Rat Terrier Colors Overview

The Rat Terrier comes in several recognized coat colors. Always predominantly white with colored patches, their diverse color genetics include black, tan, chocolate, blue, lemon, and apricot in various combinations..

Coat color is determined by genetics, with some colors being dominant and others recessive. Understanding color genetics can help predict puppy colors and identify responsible breeding practices.

Recognized Colors

White and Black Standard

White and Tan Standard

White, Black and Tan Standard

Blue and White Standard

Red and White Standard

Lemon and White Standard

Chocolate and White Standard

Color & Price Impact

Standard colors	Normal pricing ($600–$1200)
Rare/unusual colors	Premium pricing (+$360–$600)

Coat Genetics

The Rat Terrier's coat color is the product of several interacting genes. Always predominantly white with colored patches, their diverse color genetics include black, tan, chocolate, blue, lemon, and apricot in various combinations..

Modern DNA testing panels can identify a dog's genotype at key color loci, allowing breeders to predict puppy colors and avoid producing colors linked to health issues (such as double merle).

Rare vs Standard Colors

Rare Rat Terrier colors can be fascinating from a genetics perspective, but proceed with caution. Always predominantly white with colored patches, their diverse color genetics include black, tan, chocolate, blue, lemon, and apricot in various combinations.. Premium pricing for unusual colors beyond the standard $600–$1200 range does not guarantee quality breeding.

The best approach is to choose a Rat Terrier breeder who health-tests thoroughly for Patellar Luxation and Legg-Calve-Perthes Disease and produces well-tempered dogs, regardless of coat color.

Do Rat Terrier Colors Change with Age?

Rat Terrier puppies often look quite different from their adult selves. With 7 recognized color varieties, coat color may lighten, darken, or develop new markings during the transition from puppy to adult coat, typically between 4 and 12 months. Always predominantly white with colored patches, their diverse color genetics include black, tan, chocolate, blue, lemon, and apricot in various combinations..

Controversial Colors

Not all Rat Terrier colors are created equal in the eyes of breed standards. The 7 recognized colors have well-understood genetics, but colors marketed as 'exotic' or 'designer' may fall outside breed standards and can sometimes be linked to health issues. Always predominantly white with colored patches, their diverse color genetics include black, tan, chocolate, blue, lemon, and apricot in various combinations..

Frequently Asked Questions

Standard Rat Terrier colors include White and Black, White and Tan, White, Black and Tan, Blue and White. Always predominantly white with colored patches, their diverse color genetics include black, tan, chocolate, blue, lemon, and apricot in various combinations..

Among Rat Terrier colors, rarity reflects recessive genetics rather than quality. Always predominantly white with colored patches, their diverse color genetics include black, tan, chocolate, blue, lemon, and apricot in various combinations..

As a Rat Terrier puppy matures from puppyhood to adulthood (4–12 months), coat color can shift. Always predominantly white with colored patches, their diverse color genetics include black, tan, chocolate, blue, lemon, and apricot in various combinations.. Since the Rat Terrier comes in 7 recognized color varieties, the extent of change depends on the specific color genetics involved.

In most cases, coat color does not affect health. However, certain color genes (such as merle or extreme white) can carry health implications in some breeds. Always predominantly white with colored patches, their diverse color genetics include black, tan, chocolate, blue, lemon, and apricot in various combinations..

Popularity among Rat Terrier colors tends to track with the breed standard. The standard recognizes White and Black, White and Tan, White, Black and Tan, Blue and White as acceptable colors. With 7 color options, Rat Terrier buyers have good variety. Always predominantly white with colored patches, their diverse color genetics include black, tan, chocolate, blue, lemon, and apricot in various combinations..