---
title: color0
framework: coreimage
role: symbol
role_heading: Instance Property
path: coreimage/cigaussiangradient/color0
---

# color0

The first color to use in the gradient.

## Declaration

```swift
var color0: CIColor { get set }
```

## See Also

### Instance Properties

- [center](coreimage/cigaussiangradient/center.md)
- [color1](coreimage/cigaussiangradient/color1.md)
- [radius](coreimage/cigaussiangradient/radius.md)