---
title: CGBlendMode.colorDodge
framework: coregraphics
role: symbol
role_heading: Case
path: coregraphics/cgblendmode/colordodge
---

# CGBlendMode.colorDodge

Brightens the background image samples to reflect the source image samples. Source image sample values that specify black do not produce a change.

## Declaration

```swift
case colorDodge
```

## See Also

### Constants

- [CGBlendMode.normal](coregraphics/cgblendmode/normal.md)
- [CGBlendMode.multiply](coregraphics/cgblendmode/multiply.md)
- [CGBlendMode.screen](coregraphics/cgblendmode/screen.md)
- [CGBlendMode.overlay](coregraphics/cgblendmode/overlay.md)
- [CGBlendMode.darken](coregraphics/cgblendmode/darken.md)
- [CGBlendMode.lighten](coregraphics/cgblendmode/lighten.md)
- [CGBlendMode.colorBurn](coregraphics/cgblendmode/colorburn.md)
- [CGBlendMode.softLight](coregraphics/cgblendmode/softlight.md)
- [CGBlendMode.hardLight](coregraphics/cgblendmode/hardlight.md)
- [CGBlendMode.difference](coregraphics/cgblendmode/difference.md)
- [CGBlendMode.exclusion](coregraphics/cgblendmode/exclusion.md)
- [CGBlendMode.hue](coregraphics/cgblendmode/hue.md)
- [CGBlendMode.saturation](coregraphics/cgblendmode/saturation.md)
- [CGBlendMode.color](coregraphics/cgblendmode/color.md)
- [CGBlendMode.luminosity](coregraphics/cgblendmode/luminosity.md)