BackgroundColor
Deprecated
This property is deprecated in favor of the DataType/Color3 property GuiObject/BackgroundColor3, which should be used in new work instead.
Hidden
This item is not shown in the object browser. It is likely not intended for widespread use. Expect problems and changes.
NotReplicated
This item is not replicated across Roblox’s server/client boundary.
This property used to determine the color of a GuiObject|GUI's background but is
deprecated in favor of GuiObject/BackgroundColor3|BackgroundColor3, which should be used in new work instead.