Knut Olav Sunde: ISOM/2000 recommendations for four colour printing
ISOM/2000, Colors - CMYK equivalents
| Color | % | PMS | Overp. | Cyan | Magenta | Yellow | Black | 
| Purple | 100% | Purple | Y |  | 100% |  |  | 
| Purple 50% | 50% |  |  |  | 50% |  |  | 
| Purple 20% | 20% |  |  |  | 20% |  |  | 
| All color separations |  |  |  | 100% | 100% | 100% | 100% | 
| Black |  | Process black | Y |  |  |  | 100% | 
| Street infill |  |  |  |  | 28% | 50% | 9% | 
| Street borderlines |  |  |  |  |  |  | 100% | 
| Blue |  |  | Y | 87% | 18% |  |  | 
| Blue 50% | 50% |  |  | 44% | 9% |  |  | 
| Blue 20% | 20% |  |  | 17% | 4% |  |  | 
| Brown |  |  | Y |  | 56% | 100% | 18% | 
| Yellow 100%-Green 50% |  |  |  | 38% | 27% | 100% |  | 
| White for green |  |  |  |  |  |  |  | 
| Green |  | 361 |  | 76% |  | 91% |  | 
| Green 60% | 60% |  |  | 46% |  | 55% |  | 
| Green 30% | 30% |  |  | 23% |  | 27% |  | 
| Brown 50% | 50% |  |  |  | 28% | 50% | 9% | 
| White for yellow |  |  |  |  |  |  |  | 
| Yellow |  | 136 |  |  | 27% | 79% |  | 
| Yellow 50% | 50% |  |  |  | 14% | 40% |  | 
| Grey |  | 428 |  |  |  |  |  |