is an option for plotting functions that specifies the style for the filled region over which the plot is being drawn.


  • RegionFillingStyle is typically used for plots that contain discrete elements, to better show the full region of the plot.
  • The region being styled may come from a variable specification, RegionFunction or a combination of sources.
  • The following settings can be used:
  • Automaticautomatically style the filled region
    Noneomit the filled region
    styledraw with specified graphics directives
  • With RegionFillingStyle->Automatic, regions that completely fill the plot will generally not be drawn.


open allclose all

Basic Examples  (2)

Automatically style the plotted region:

Omit the filled region:

Scope  (3)

Use gray to fill the region:

Style the region from a region function:

By default, the filling is not shown for full regions:

Specify an explicit filling style:

Wolfram Research (2020), RegionFillingStyle, Wolfram Language function,


Wolfram Research (2020), RegionFillingStyle, Wolfram Language function,


Wolfram Language. 2020. "RegionFillingStyle." Wolfram Language & System Documentation Center. Wolfram Research.


Wolfram Language. (2020). RegionFillingStyle. Wolfram Language & System Documentation Center. Retrieved from


@misc{reference.wolfram_2024_regionfillingstyle, author="Wolfram Research", title="{RegionFillingStyle}", year="2020", howpublished="\url{}", note=[Accessed: 18-July-2024 ]}


@online{reference.wolfram_2024_regionfillingstyle, organization={Wolfram Research}, title={RegionFillingStyle}, year={2020}, url={}, note=[Accessed: 18-July-2024 ]}