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If a material absorbs all the frequencies of light except blue, what color will be perceived by the observer under a red light source? - Quora
What is the opposite colour of red? - Quora
What is the opposite colour of red? - Quora
If someone is colorblind to the color red, will they be able to see an object that has only red light shining on it? - Quora
What is the colour of an object that absorbs all the wavelengths of visible light in which no light is scattered to a human's eye? - Quora
What colors do I mix to make the color red? - Quora
What is the color of an object that absorbs all colors except red? - Quora
What color does red absorb? - Quora
What do you think of the color red? - Quora