---
title: blue
framework: coregraphics
role: symbol
role_heading: Instance Property
path: coregraphics/cgdevicecolor/blue
---

# blue

## Declaration

```swift
var blue: Float
```

## See Also

### Instance Properties

- [green](coregraphics/cgdevicecolor/green.md)
- [red](coregraphics/cgdevicecolor/red.md)