prs/testing/DataLogistics/LightSwitch/MainWindow.xaml

<Window x:Class="DataLogistics.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:DataLogistics"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="300">
    <Window.DataContext><local:MainWindowViewModel x:Name="ViewModel"/></Window.DataContext>
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="2*"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="2*"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="2*"/>
            <RowDefinition Height="*"/>
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="*"/>
            <ColumnDefinition Width="*"/>
            <ColumnDefinition Width="*"/>
        </Grid.ColumnDefinitions>
        <Button Command="{Binding OnOffCommand}" Content="Switch" Grid.ColumnSpan="3" Margin="10"/>
       
        <TextBox Text="Value" Grid.Row="1" Grid.Column="1" BorderThickness="0"/>
        <Slider Grid.Row="2" Minimum="0" Maximum="255" Margin="20" Value="{Binding DimmerValue}" Grid.ColumnSpan="3"/>
        
        <TextBox Text="Red" Grid.Row="3" Grid.Column="0" Margin="2" BorderThickness="0"/>
        <TextBox Text="Green" Grid.Row="3" Grid.Column="1" Margin="2" BorderThickness="0"/>
        <TextBox Text="Blue" Grid.Row="3" Grid.Column="2" Margin="2" BorderThickness="0"/>
        
        <Slider Grid.Row="4" Grid.Column="0" Value="{Binding RedValue, Mode=TwoWay}" Minimum="0" Maximum="255"/>
        <Slider Grid.Row="4" Grid.Column="1" Value="{Binding GreenValue, Mode=TwoWay}" Minimum="0" Maximum="255"/>
        <Slider Grid.Row="4" Grid.Column="2" Value="{Binding BlueValue, Mode=TwoWay}" Minimum="0" Maximum="255"/>
        
        <TextBox Text="HexValue:
        " Grid.Row="5" Grid.Column="0" TextAlignment="Right" BorderThickness="0"/>
        <TextBox Text="{Binding HexValue}" Grid.Row="5" Grid.Column="1" BorderThickness="0"/>
        <TextBox Grid.Row="5" Grid.Column="2" TextAlignment="Right" Background="{Binding HexValue}" BorderThickness="0"/>
    </Grid>
</Window>