---
title: oldColorSpaceUserInfoKey
framework: appkit
role: symbol
role_heading: Type Property
path: appkit/nswindow/oldcolorspaceuserinfokey
---

# oldColorSpaceUserInfoKey

An NSColorSpace instance containing the old colorspace.

## Declaration

```swift
class let oldColorSpaceUserInfoKey: String
```

## See Also

### Constants

- [oldScaleFactorUserInfoKey](appkit/nswindow/oldscalefactoruserinfokey.md)