99aa479e_ST_API_______Google_Developers__Description
[Property name] folderColorRgb [Value] string [Notes] writable [Description] 
Folder color as an RGB hex string if the file is a folder. The list of supported colors is available in the folderColorPalette field of the About resource. If an unsupported color is specified, it will be changed to the closest color in the palette.
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