Smoky Grullos are black horses with one Cream gene and at least one Dun gene, giving them a light coat with Dun markings.
| Genetic Panel | ||||||
| Extension | Agouti | Grey | Cream/Pearl | Dun | Silver | Champagne |
| E/e or E/E | a/a | n/n | Cr/n | D/n or D/D | n/n | n/n |
| Shades | |
| Foal | |
 | |
| Standard Smoky Grullo | Dark Smoky Grullo |
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| Smoky Coyote Grullo | |
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Base Color
Variants