response: Well, I'm also aware that it is opposite to violet in the spectrum.
original_response: Red is visible of light, it is next to orange and opposite to violet
history: Red is my favorite color.  My house, car, and clothes are all red. Nice, do you also like orange? Red is next to orange in the visible light spectrum Yes, I do. What else do you know about red?
knowledge: Red is the colour at the end of the visible spectrum of light, next to orange and opposite violet.