---
title: blue
framework: swiftui
role: symbol
role_heading: Instance Property
path: swiftui/color/resolvedhdr/blue
---

# blue

The amount of blue in the color in the extended sRGB color space.

## Declaration

```swift
var blue: Float { get set }
```

## See Also

### Getting color properties

- [red](swiftui/color/resolvedhdr/red.md)
- [green](swiftui/color/resolvedhdr/green.md)
- [linearRed](swiftui/color/resolvedhdr/linearred.md)
- [linearGreen](swiftui/color/resolvedhdr/lineargreen.md)
- [linearBlue](swiftui/color/resolvedhdr/linearblue.md)
- [opacity](swiftui/color/resolvedhdr/opacity.md)
- [headroom](swiftui/color/resolvedhdr/headroom.md)