property FormatConditionalAppearance.Outline as Color
Renders the text outlined with specified color.

TypeDescription
Color A Color expression that defines the color to show the outline text.
By default, the Outline property is 0, which indicates no effect. The OutlineSize property specifies the size of the outlined text/line. The Expression property defines the conditional expression that determines whether the current format is applied on the pivot's cell based on the cell's value.

The following properties can be applied on objects:

Also, the decorative text is allowed as following: