| System | Code | Name | Color | |
|---|---|---|---|---|
| GMK | 2B | Dark Charcoal 2B | #727474 | |
| GMK | 2M | Grey-Metal 2 | #c6c9c7 | |
| GMK | 3A | Soft Green 1 | #7fa580 | |
| GMK | 3B | Forest Green | #768e72 | |
| GMK | 3C | Warm Coral | #c87e74 | |
| GMK | 3K | Grey-Khaki 3 | #ccc6c0 | |
| GMK | AE | Olive-Green | #689b34 | |
| GMK | BJ | Warm Brown BJ | #91867a | |
| GMK | BR1 | Brown-Rust 1 | #653c25 | |
| GMK | CB | Cool Brown-CB | #9b9284 |