Button with Semi-Transparent image
<Window x:Class="ClassicControls.Transparency" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Background="White" Title="Transparency" Height="385" Width="450"> <StackPanel Margin="5"> <Button Margin="10" Padding="25" BorderBrush="White" > <Button.Background> <ImageBrush ImageSource="c:\image.jpg" Opacity="0.6" TileMode="Tile" Viewport="0,0,0.1,0.4"/> </Button.Background> </Button> </StackPanel> </Window>