The tickmark color is determined by the following, in order of precedence: 1) This properrty - the TickmarkColor. 2) The ToolSettings.NumericGaugeToolTickmarkColor of the ToolSettings for the RadialMenuNumericGaugeTool. 3) The ToolSettings.NumericGaugeToolTickmarkColor of the ToolSettings for the UltraRadialMenu and / or AppStylist.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2