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Bitmap.SetPixel Method

Sets the color of the specified pixel in this Bitmap.

Namespace:  System.Drawing
Assembly:  System.Drawing (in System.Drawing.dll)

member SetPixel : 
        x:int * 
        y:int * 
        color:Color -> unit 


Type: System.Int32
The x-coordinate of the pixel to set.
Type: System.Int32
The y-coordinate of the pixel to set.
Type: System.Drawing.Color
A Color structure that represents the color to assign to the specified pixel.


The operation failed.

Use SetPixel method to set the color of an individual pixel in an image programmatically. You can also change an image programmatically by using the LockBits method. Typically for large-scale changes, the LockBits method offers better performance.

The following code example is designed for use with Windows Forms, and it requires PaintEventArgs e, which is a parameter of the Paint event handler. The code performs the following actions:

  • Creates a Bitmap.

  • Sets the color of each pixel in the bitmap to black.

  • Draws the bitmap.

No code example is currently available or this language may not be supported.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.