| PDColorSpace | This class represents a color space in a pdf document. | code | html |
| ColorSpaceCMYK | This class represents a CMYK color space. | code | html |
| ColorSpaceCalRGB | This class represents a CalRGB color space. | code | html |
| PDCalGray | This class represents a Cal Gray color space. | code | html |
| PDCalRGB | This class represents a Cal RGB color space. | code | html |
| PDColorSpaceFactory | This class represents a color space in a pdf document. | code | html |
| PDColorState | This class represents a color space and the color value for that colorspace. | code | html |
| PDDeviceCMYK | This class represents a CMYK color space. | code | html |
| PDDeviceGray | This class represents a Gray color space. | code | html |
| PDDeviceN | This class represents a DeviceN color space. | code | html |
| PDDeviceNAttributes | This class represents attributes for a DeviceN color space. | code | html |
| PDDeviceRGB | This class represents an RGB color space. | code | html |
| PDGamma | A gamma array, or collection of three floating point parameters used for color operations. | code | html |
| PDICCBased | This class represents a ICC profile color space. | code | html |
| PDIndexed | This class represents an Indexed color space. | code | html |
| PDLab | This class represents a Lab color space. | code | html |
| PDPattern | This class represents a Pattern color space. | code | html |
| PDSeparation | This class represents a Separation color space. | code | html |
| PDTristimulus | A tristimulus, or collection of three floating point parameters used for color operations. | code | html |