---
title: NSUnknownColorSpaceModel
framework: appkit
role: symbol
role_heading: Global Variable
path: appkit/nsunknowncolorspacemodel
---

# NSUnknownColorSpaceModel

An unknown color-space model.

## Declaration

```occ
static const NSColorSpaceModel NSUnknownColorSpaceModel;
```

## See Also

### Deprecated Constants

- [NSGrayColorSpaceModel](appkit/nsgraycolorspacemodel.md)
- [NSRGBColorSpaceModel](appkit/nsrgbcolorspacemodel.md)
- [NSCMYKColorSpaceModel](appkit/nscmykcolorspacemodel.md)
- [NSLABColorSpaceModel](appkit/nslabcolorspacemodel.md)
- [NSDeviceNColorSpaceModel](appkit/nsdevicencolorspacemodel.md)
- [NSIndexedColorSpaceModel](appkit/nsindexedcolorspacemodel.md)
- [NSPatternColorSpaceModel](appkit/nspatterncolorspacemodel.md)