<Ribbon>
        <RibbonTab Header="Ribbon Tab 1">
                <RibbonGroup Header="Ribbon Group 1" Background="{StaticResource BackgroundBrush}">
                    <RibbonButton x:Name="RibbonButton1" Label="Ribbon Button 1" VerticalAlignment="Bottom" Style="{DynamicResource RibbonButton1_RibbonButtonStyle}"
                                  Background="{StaticResource BackgroundBrush}">
                        <RibbonButton.Resources>
                            <Style x:Key="RibbonButton1_RibbonButtonStyle" TargetType="RibbonButton">
                                <Style.Triggers>
                                    <DataTrigger Binding="{Binding SomethingChanged}" Value="true">
                                        <DataTrigger.EnterActions>
                                            <BeginStoryboard>
                                                <Storyboard>
                                                    <ColorAnimation Storyboard.TargetProperty="Background.(SolidColorBrush.Color)"
                                                                    Duration="0:0:0.1" To="Gold" />
                                                </Storyboard>
                                            </BeginStoryboard>
                                        </DataTrigger.EnterActions>
                                        <DataTrigger.ExitActions>
                                            <BeginStoryboard>
                                                <Storyboard FillBehavior="Stop">
                                                    <ColorAnimation Storyboard.TargetProperty="Background.(SolidColorBrush.Color)"
                                                                    Duration="0:0:0.1" To="{StaticResource BackgroundColor}" />
                                                </Storyboard>
                                            </BeginStoryboard>
                                        </DataTrigger.ExitActions>
                                    </DataTrigger>
                                </Style.Triggers>
                            </Style>
                        </RibbonButton.Resources>
                    </RibbonButton>
                </RibbonGroup>
                ....
        </RibbonTab>
</Ribbon>