Chestnut Base Horse Coat Color

Basic Chestnut
There are two basic coat colors in the equine animal, either black base or chestnut base.
All horse colors are built on a black or a chestnut base and different colors are achieved by dilution genes and color modifiers to provide the wide variety of colors and patterns in existence today.
A Few Chestnut Facts
- Chestnut horses have no black hairs, they have a red coat and red points
- Chestnut and sorrel are interchangable terms and the same genetically
- Colors range from dark reddish brown, to deep red to light red
- Mane and tail can achieve a sunstreaked look making it lighter than the body hairs
- Mane and tail can be almost black all the way to blonde and flaxen
Different Chestnut Shades
There is a rainbow of reds in the chestnut family, but most fall under one of three main categories.
Liver or Black Chestnut

- Darkest red color
- Can be very dark, however hair will retain a red color
- Common in the morgan breed
- Can be confused with silver dapple
Chestnut / Red Chestnut / Sorrel

Image from Methos31
- Lighter red hairs
- Mane and tail can be very light in color
- Most common shade of chestnut
Light Blonde / Sandy Chestnut

Image from Imoan Arabians
- Very pale red
- Mane and tail can be very light in color
Chestnut Dilutions
A chestnut base can produce the following colors when diluted.
Red Dun

Chestnut base with a dun dilution gene.
Image from Kumana @ Wild Equines
Palomino

Chestnut base with a cream dilution gene.
Creamello

Chestnut base with a double dose of the cream dilution gene.
Image from Steven_Walling
Gold Champagne

Chestnut base with a champagne dilution gene.
Image from Kersti_Nebelsiek
Chestnut Modifications
A chestnut base can produce the following colors when modified.
Mealy / Pangare

Chestnut base with a mealy / pangare gene.
Image from White Horse Productions
Sooty / Smutty

Chestnut base with a sooty / smutty gene.
Image from Just chaos
Flaxen

Chestnut base with a flaxen gene.
Image from Mihai Bojin
White Patterns
Chestnut horses can display the following white patterns.
Appaloosa

Chestnut base with an appaloosa white pattern gene
Image from evelynbelgium
Skewbald Pinto / Paint

Chestnut base with a pinto / paint white pattern gene
Image from Lienhard_Schulz
Strawberry Roan

Chestnut base with a roan white pattern.
Image from Kumana @ Wild Equines