<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">

    <x:String x:Key="ThemeName">TestTheme.xaml</x:String>

    <ResourceDictionary.ThemeDictionaries>
        <ResourceDictionary x:Name="Light">
            <!--  Background Image  -->
            <x:String x:Key="ThemeBackgroundImage">ms-appx:///BackgroundImages/bg6.jpg</x:String>
            <SolidColorBrush x:Key="ShellTitleBarBackgroundColorBrush">#A3FFFFFF</SolidColorBrush>
            <SolidColorBrush x:Key="ShellNavigationViewBackgroundColorBrush">#A3FFFFFF</SolidColorBrush>
            <SolidColorBrush x:Key="ReadingPaneBackgroundColorBrush">#fdcb6e</SolidColorBrush>
        </ResourceDictionary>
        <ResourceDictionary x:Name="Dark">
            <!--  Background Image  -->
            <x:String x:Key="ThemeBackgroundImage">ms-appx:///BackgroundImages/bg6.jpg</x:String>

            <SolidColorBrush x:Key="ShellTitleBarBackgroundColorBrush">#A3000000</SolidColorBrush>
            <SolidColorBrush x:Key="ShellNavigationViewBackgroundColorBrush">#A3000000</SolidColorBrush>
            <SolidColorBrush x:Key="ReadingPaneBackgroundColorBrush">#A3262626</SolidColorBrush>
        </ResourceDictionary>
    </ResourceDictionary.ThemeDictionaries>
</ResourceDictionary>
