Controls the amount of black blended on all attached coordination models.
| Type: | Integer | 
| Saved in: | Registry | 
| Initial value: | 60 | 
Valid values are from 0 to 90.
| Value | Description | 
|---|---|
| 0 | No black is blended with the coordination models. | 
| >0 | Controls the percent of blending up to 90 percent. | 
Use CMFADECOLOR with CMFADEOPACITY to make it easier to differentiate between the drawing geometry and attached coordination models.