LinearGradientBrush With 0.5 Offset for White
<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> <Rectangle Width="150" Height="100" Margin="5" Grid.Row="1"> <Rectangle.Fill> <LinearGradientBrush> <GradientStop Color="Blue" Offset="0"/> <GradientStop Color="White" Offset="0.5" /> </LinearGradientBrush> </Rectangle.Fill> </Rectangle> <TextBlock Grid.Row="1" Grid.Column="1" VerticalAlignment="Center" Margin="5">With 0.5 Offset for White</TextBlock> </Canvas> </Page>