知道颜色的命名很重要，再烂的程序也需要美化，用反射，了解系统里有什么颜色可用，不写代码其实是喙头，原理就是这样

type colorType=typeof(Colors);
PropertyInfo[] colorProperties=colorType.GetProperties();

把上面的代码写在xaml里就成了。

<Window x:Class="EnumColors.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:EnumColors"
        xmlns:sys="clr-namespace:System;assembly=mscorlib"
        mc:Ignorable="d"
        Title="EnumColors" Height="450" Width="800" WindowStartupLocation="CenterScreen">
    <Window.Resources>
        <ObjectDataProvider x:Key="ColorType" ObjectType="{x:Type sys:Type}" MethodName="GetType">
            <ObjectDataProvider.MethodParameters>
                <sys:String>System.Windows.Media.Colors,PresentationCore</sys:String>
            </ObjectDataProvider.MethodParameters>
        </ObjectDataProvider>
        <ObjectDataProvider x:Key="ColorProperties" ObjectInstance="{StaticResource ColorType}" MethodName="GetProperties"/>
    </Window.Resources>
    <Grid>
        <ListBox Margin="5" ItemsSource="{Binding Source={StaticResource ColorProperties}}">
            <ListBox.ItemTemplate>
                <DataTemplate>
                    <Grid>
                        <Grid.RowDefinitions>
                            <RowDefinition/>
                            <RowDefinition Height="auto"/>
                        </Grid.RowDefinitions>
                        <Rectangle Margin="5,5,5,1" Width="100" Height="50" Fill="{Binding Name}"/>
                        <TextBlock HorizontalAlignment="Center" Text="{Binding Name}" Grid.Row="1"/>
                    </Grid>                    
                </DataTemplate>
            </ListBox.ItemTemplate>
            <ListBox.ItemsPanel>
                <ItemsPanelTemplate>
                    <UniformGrid Columns="5"/>
                </ItemsPanelTemplate>
            </ListBox.ItemsPanel>
        </ListBox>
    </Grid>
</Window>

效果图