| Remarks | Norwegian Forest Cat is judged in one of the following colour variety groups, i.e. in each colour variety group a certificate can be awarded |
| amber and Light amber are only recognized for black and blue within the existing colour varieties of the Norwegian Forest Cat |
| Colour | EMS Code |
| Group I |
| Black/Blue | NFO n/a |
| Amber/Light amber | NFO nt/at |
| Group II |
| Black/Blue with white | NFO n/a 01/02/03/09 |
| Amber/Light amber | NFO nt/at 01/02/03/09 |
| Group III |
| Black/Blue agouti | NFO n/a 22/23/24/25 |
| Amber/Light amber agouti | NFO nt/at 22/23/24/25 |
| Black/Blue golden | NFO n/a y 11/12/22/23/24/25 |
| Group IV |
| Black/Blue agouti with white | NFO n/a 01/02/03/09 21/22/23/24/25 |
| Amber/Light amber agouti with white | NFO nt/at 01/02/03/09 21/22/23/24/25 |
| Black/Blue golden with white | NFO n/a y 01/02/03/09 11/12/21/22/23/24/25 |
| Group V |
| Red/Cream/Tortie solid/agouti | NFO d/e/f/g |
| NFO d/e/f/g 22/23/24/25 |
| Amber/Light ambr tortie solid/agouti | NFO ft/gt |
| NFO ft/gt 22/23/24/25 |
| Red/Cream/Tortie golden | NFO d/e/f/g y 11/12/22/23/24/25 |
| Group VI |
| Red/Cream/Tortie solid/agouti with white | NFO d/e/f/g 01/02/03/09 |
| NFO d/e/f/g 01/02/03/09 21/22/23/24/25 |
| Amber/Light amber tortie solid/agouti with white | NFO ft/gt 01/02/03/09 |
| NFO ft/gt 01/02/03/09 21/22/23/24/25 |
| Red/Cream/Tortie golden with white | NFO d/e/f/g y 01/02/03/09 11/12/21/22/23/24/25 |
| Group VII |
| Black/Blue/Red/Cream smoke/silver | NFO n/a/d/e s |
| NFO n/a/d/e s 11/12/22/23/24/25 |
| Amber/Light amber smoke/silver | NFO nt/at s |
| NFO nt/at s 11/12/22/23/24/25 |
| Tortie smoke | NFO f/g s |
| Tortie silver | NFO f/g s 11/12/22/23/24/25 |
| Amber/Light amber tortie smoke/silver | NFO ft/gt s |
| NFO ft/gt s 11/12/22/23/24/25 |
| Group VIII |
| Black/Blue/Red/Cream smoke/silver with white | NFO n/a/d/e s 01/02/03/09 |
| NFO n/a/d/e s 01/02/03/09 11/12/21/22/23/24/25 |
| Amber/Light amber smoke/silver with white | NFO nt/at s 01/02/03/09 |
| NFO nt/at s 01/02/03/09 11/12/21/22/23/24/25 |
| Tortie smoke/silver with white | NFO f/g s 01/02/03/09 |
| NFO f/g s 01/02/03/09 11/12/21/22/23/24/25 |
| Amber/Light amber tortie smoke/silver with white | NFO ft/gt s 01/02/03/09 |
| NFO ft/gt s 01/02/03/09 11/12/21/22/23/24/25 |
| Group IX |
| White | NFO w |
| with blue eyes | |
| with orange eyes | |
| odd eyed | |
| with green eyes | |