Who can help me ah, thank you.

,The following code bold information, how to pass the background ( CS) dynamically generated.?

<telerik:RadGridView x:Name="RadGridView1"  AutoGenerateColumns="False" MinHeight="386" MaxHeight="500" Width="700"
                          CanUserFreezeColumns="False" RowIndicatorVisibility="Collapsed">
            <telerik:RadGridView.RowStyleSelector>
                <telerik:ConditionalStyleSelector>
                    <telerik:StyleRule Condition=" (UnitPrice&gt;50 and UnitPrice&lt;60) or ProductName='1行 '">
                        <!--GridViewCell &gt为大于,&lt为小于-->
                        <Style TargetType="telerik:GridViewRow">
                            <Setter Property="Background" Value="#7F2FB3FD" />
                            <Setter Property="Foreground" Value="Red" />
                        </Style>
                    </telerik:StyleRule>
                </telerik:ConditionalStyleSelector>
            </telerik:RadGridView.RowStyleSelector>
            <telerik:RadGridView.Columns>
                <telerik:GridViewDataColumn Header="Product Name" DataMemberBinding="{Binding Path=ProductName,Mode=TwoWay}"/>
                <telerik:GridViewDataColumn Header="UnitPrice" DataMemberBinding="{Binding Path=UnitPrice,Mode=TwoWay}"/>
            </telerik:RadGridView.Columns>
        </telerik:RadGridView>