ListBox.BorderColor Property (Outlook Forms Script)
Returns or sets a Long that specifies the border color of an object. Read/write.
expression A variable that represents a ListBox object.
You can use any integer that represents a valid color. You can also specify a color by using the Visual Basic RGB function with red, green, and blue color components. The value of each color component is an integer that ranges from zero to 255. For example, you can specify teal blue as the integer value 4966415 or as red, green, and blue color components 15, 200, 75, as shown in the following example.
To use the BorderColor property, the BorderStyle property must be set to a value other than 0.
BorderStyle uses BorderColor to define the border colors. The SpecialEffect property uses system colors exclusively to define its border colors. For Windows operating systems, system color settings are set using the Display icon in Control Panel.