The ColorGranule class is derived from the Granule class.
It has a class identifier of
The following methods are provided:
colorGranule.getCSS(): fetch the CSS color hex values for this color. The colorGranule needs to take care of the 'whatever-to-RGB' conversion: some document formats support a whole range of color models or support tints. colorGranule.getCSS() provides an RGB 'best effort' value that converts to RGB, and applies any tint value if necessary.