the colour at the end of the visible spectrum of light,is RED.I love the color ,like the mars
It is red
Red has a wavelength of approximately 625–740 nanometres.
OK tell me more about red colour 
Mars is made up of redline form
Tell me more about the red line for me of mars
Red Line, sometimes known as the Howard-Dan Ryan Line or the North-South Line, is a rapid transit line in Chicago