DontHarm/src/DontHarmDesktop/Pages/HeaderPage.xaml

<Page x:Class="DontHarmDesktop.Pages.HeaderPage"
      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
      xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
      xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
      xmlns:local="clr-namespace:DontHarmDesktop.Pages"
      mc:Ignorable="d" 
      d:DesignHeight="450" d:DesignWidth="800"
      Title="HeaderPage"
      Background="{StaticResource SecondaryColor}">

    <StackPanel Orientation="Horizontal">
        <Image Source="/Pages/Logo.png" Width="64" Height="64"></Image>
        <TextBlock>Не навреди</TextBlock>
    </StackPanel>
</Page>