def update_color_groupBox(self):

		colorGroupBox = self.colorHEX
		if(self.labels != []):
			if(self.labels[0].colorHEX != "#fff"):
				colorGroupBox = self.labels[0].colorHEX
			b = 1
			for label in self.labels:
				if(label.colorHEX != colorGroupBox):
					b=0
			if(not b):
				colorGroupBox = "#757575"
		else:
			colorGroupBox = "#757575"