Fancy Rat color
Opal
Rabbit colour: the blue agouti, slate-blue on top with a fawn band and a light belly.
1 Fancy Rat breed lists Opal. It is in a club standard for 1 breed.
Breeds whose standards accept Opal
| Breed | AFRMA | NFRS |
|---|---|---|
| Fancy Rat | Standard (“Blue Agouti / Russian Blue Agouti”) | Standard (“Russian Blue Agouti / British Blue Agouti (Opal)”) |