Red and blue lights shining onto a white surface together would show as magenta.
There are only 3 colours of light which are red, green and blue which, when combined in varying amounts can create any colour on the spectrum. Therefore, the only colour that has no red or blue is green.
blue light and red light make purple light
Red and green light.
Red light.
Blue.
There are only 3 colours of light which are red, green and blue which, when combined in varying amounts can create any colour on the spectrum. Therefore, the only colour that has no red or blue is green.
blue light and red light make purple light
Red+blue = purple
I think the two colors would make a light shade of purple. Because red mixed with blue makes the color purple, it stands to reason pink (a lighter shade of red) mixed with blue would create a light shade of purple!
Red and green light.
Red light.
You add blue to red but just more red than blue for red violet.
purpleish light
Blue.
Purple
blue
Blue light. That's why the glass is called blue.