Get fill color of shape

getShapeFillColor.jsx

function getFillColor() {
    var ref = new ActionReference();
    ref.putEnumerated(stringIDToTypeID("contentLayer"), charIDToTypeID("Ordn"), charIDToTypeID("Trgt"));
    var color = executeActionGet(ref).getList(charIDToTypeID("Adjs")).getObjectValue(0).getObjectValue(charIDToTypeID('Clr '));
    return [color.getDouble(charIDToTypeID('Rd  ')), color.getDouble(charIDToTypeID('Grn ')), color.getDouble(charIDToTypeID('Bl  '))];
}