A Radial Gradient
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" x:Class="Microsoft.Samples.Graphics.RectangleExample" WindowTitle="Example"> <Canvas> <Ellipse Margin="5" Stroke="Black" StrokeThickness="1"> <Ellipse.Fill> <RadialGradientBrush RadiusX="1" RadiusY="1" > <GradientStop Color="White" Offset="0" /> <GradientStop Color="Blue" Offset="1" /> </RadialGradientBrush> </Ellipse.Fill> </Ellipse> <TextBlock Grid.Column="1" VerticalAlignment="Center" Margin="5">A Radial Gradient</TextBlock> </Canvas> </Page>