fill_color ⇒ Sketchup::Color? The [#fill_color](https://ruby.sketchup.com/Layout/Style.html#fill_color-instance_method) method returns the solid **file** color, or nil if the [Style](https://ruby.sketchup.com/Layout/Style.html) does not have a value for that setting. should be **fill**
fill_color ⇒ Sketchup::Color?
The #fill_color method returns the solid file color, or nil if the Style does not have a value for that setting.
should be fill