CustomButton.DisabledBorderColor Property
The border color for the button when it is in disabled state.
DisabledBorderColor as Color {Read and Write}
Remarks
This property does nothing if the HasBorder property on the button is set to false.
This property can be overridden by DMDisabledBorderColor if system is in dark mode and SeparateDarkModeStyle property is set to true.
Additionally customization in the PreProcessStyle event can override this property at times.
See Also
CustomButton Control