My favorite color is purple, do you have a favorite color?
I like blue, and purple is halfway between blue and red!
Oh that's true, do you know what wavelengths purple occurs in?
It does not have wavelength, but is a composite color.
Oh interesting, do you know any kind of uses purple had in history?
with eroticism, femininity, and seduction.
Purple was the color worn by Roman magistrates; it became the imperial color worn by the rulers of the Byzantine Empire and the Holy Roman Empire, and later by Roman Catholic bishops. Similarly in Japan, the color is traditionally associated with the emperor and aristocracy.
Etymology and definitions.
The word 'purple' comes from the Old English word "purpul" which derives from Latin "purpura", in turn from the Greek ("porphura"), name of
, by mixing red and blue light, with the blue twice as bright as the red. This is not true violet, for it does not match the color of a single wavelength shorter than that of blue light.
The color's name is derived from the violet flower. Violet and purple look similar, but violet is a spectral color, with its own set of wavelengths on the spectrum of visible light. Purple is a dichromatic color, made by combining blue and red. Amethyst is a notable violet crystal,