---
title: "ChannelsProvider.RemoveAlpha Method (Color)"
canonical: https://www.graphicsmill.com/docs/gm/M_Aurigma_GraphicsMill_ChannelsProvider_RemoveAlpha_1_929597d9.htm
product: "Graphics Mill"
---

# ChannelsProvider.RemoveAlpha Method (Color)
 
Removes the alpha channel from the current bitmap. The alpha channel is flattened using specified color (i.e. each pixel is alpha-blended with this color).
 
**Namespace:** [Aurigma.GraphicsMill](https://www.graphicsmill.com/docs/gm/N_Aurigma_GraphicsMill.htm.md)
 **Assembly:** Aurigma.GraphicsMill (in Aurigma.GraphicsMill.dll)
 
## Syntax
  
```csharp
public void RemoveAlpha(Color backgroundColor
)
```
 
### Parameters
 
 - backgroundColor
     - Type: [Aurigma.GraphicsMill.Color](https://www.graphicsmill.com/docs/gm/T_Aurigma_GraphicsMill_Color.htm.md)
The [Color](https://www.graphicsmill.com/docs/gm/T_Aurigma_GraphicsMill_Color.htm.md) to blend semi-transparent areas with.
 
## Remarks
 If you do not want to flatten the alpha channel, use [RemoveAlpha()](https://www.graphicsmill.com/docs/gm/M_Aurigma_GraphicsMill_ChannelsProvider_RemoveAlpha.htm.md) version of this method.
   
## See Also

### Reference

- [ChannelsProvider Class](https://www.graphicsmill.com/docs/gm/T_Aurigma_GraphicsMill_ChannelsProvider.htm.md)
- [RemoveAlpha Overload](https://www.graphicsmill.com/docs/gm/O_T_Aurigma_GraphicsMill_ChannelsProvider_RemoveAlpha.htm.md)
- [Aurigma.GraphicsMill Namespace](https://www.graphicsmill.com/docs/gm/N_Aurigma_GraphicsMill.htm.md)