ToolTip.BackColor Property
.NET Framework 4.5
Gets or sets the background color for the ToolTip.
Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
Unless the ToolTip is owner-drawn, this property is ignored.
The system default font is automatically used and can only be overridden by owner-drawing the ToolTip. For more information, see the OwnerDraw property.
Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.