modernkeepass/ModernKeePass/Views/UserControls/ColorPickerUserControl.xaml

<UserControl x:Name="UserControl"
    x:Class="ModernKeePass.Views.UserControls.ColorPickerUserControl"
    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"
    mc:Ignorable="d">
    <ComboBox x:Name="ComboBox" ItemsSource="{Binding Colors, ElementName=UserControl}" SelectionChanged="Selector_OnSelectionChanged" Loaded="ComboBox_Loaded" ItemContainerStyle="{StaticResource MainColorComboBoxItem}" Style="{StaticResource MainColorComboBox}">
        <ComboBox.ItemTemplate>
            <DataTemplate>
                <StackPanel Orientation="Horizontal" Margin="0,0,10,0">
                    <TextBlock Width="100" Text="{Binding ColorName}" Margin="0,0,10,0" />
                    <Rectangle Width="100" Fill="{Binding ColorBrush}" />
                </StackPanel>
            </DataTemplate>
        </ComboBox.ItemTemplate>
    </ComboBox>
</UserControl>