Red
The longest visible wavelengths are red,
Red is longest, violet the shortest,.
The color red has the longest wavelength of any color.
Red.
Red is the longest wavelength of visible light
Red.
Red
The longest visible wavelength is that of the last color you can see on the redend of the rainbow. It's not exactly the same for every eye of every person.
Red has the longest wavelength in the visible spectrum of light.
Red color in the visible spectrum has longest wavelength.
Red light has the longest wavelength in the visible light spectrum.
The longest visible wavelengths are red,