RadGridView has a default Brush for its selection on row level depending on the given theme. For example, the visual appearance of the selected row in the Office2016 theme would be as shown below.
Figure 1: Selected Row Background in Office2016 Theme
As of R3 2018 RadGridView provides support for setting the background of its selected rows through the SelectedBackground property of GridViewRow.
Example 1: Setting the SelectedBackground property of GridViewRow
<Style TargetType="telerik:GridViewRow"> <Setter Property="SelectedBackground" Value="Bisque"/> </Style>
Figure 2: RadGridView with modified Background for its Selected Row