---
title: "blur(radius:)"
framework: charts
role: symbol
role_heading: Instance Method
path: "charts/chartcontent/blur(radius:)"
---

# blur(radius:)

Applies a Gaussian blur to this chart content.

## Declaration

```swift
nonisolated func blur(radius: CGFloat) -> some ChartContent

```

## Parameters

- `radius`: The radial size of the blur. A blur is more diffuse when its radius is large.

## See Also

### Styling marks

- [foregroundStyle(_:)](charts/chartcontent/foregroundstyle(_:).md)
- [opacity(_:)](charts/chartcontent/opacity(_:).md)
- [cornerRadius(_:style:)](charts/chartcontent/cornerradius(_:style:).md)
- [lineStyle(_:)](charts/chartcontent/linestyle(_:).md)
- [shadow(color:radius:x:y:)](charts/chartcontent/shadow(color:radius:x:y:).md)
- [interpolationMethod(_:)](charts/chartcontent/interpolationmethod(_:).md)