class Utils:
    @classmethod
    def get_content_color_choicelist(cls):
        return (('red','red'), 
                ('pink', 'pink'),
                ('purple','purple'),
                ('deep-purple','depp-purple'), 
                ('indigo','indigo'), 
                ('blue','blue'), 
                ('light-blue','light-blue'), 
                ('cyan','cyan'), 
                ('teal','teal'), 
                ('green','green'),
                ('light-green','light-green'),
                ('lime','lime'),
                ('yellow','yellow'),
                ('amber','amber'),
                ('orange','orange'),
                ('depp-orange','deep-orange'),
                ('brown','brown'),
                ('blue-grey','blue-grey'),
                ) 