ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMPopupLayout Class / BorderColor Property

BorderColor Property
Gets or sets the border color.
Syntax
public CIMColor BorderColor {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.6 or higher.
See Also