Every GLA floor plan come with preset colors which are used to clearly identify the various area types.
Green - Living areas
All these spaces are living areas which are included in the GLA calculation.
Red - Non living areas
These spaces are classified as non-living areas as they don't have meet the requirements. You can read a detailed article here.
The floor plan will also display the list of the exclusion reason for each non-living area.
Yellow - Below grade living areas
Rooms are living areas which are below grade. Excluded below grade areas are shown in red
Purple - ADUs
We group spaces that are part of an ADU with that color. You can read more about ADUs here.