---
title: profileConnectionSpace
framework: Application Services
role: symbol
role_heading: Instance Property
platforms: [macOS 10.0+]
path: applicationservices/cm2header/1560218-profileconnectionspace
---

# profileConnectionSpace

The profile connection space, or PCS. The signatures for the two profile connection spaces supported by ColorSync, `cmXYZData` and `cmLabData`, are described in [Color Space Signatures](../1560276-color_space_signatures.md).

## Declaration

```occ
OSType profileConnectionSpace;
```