spectral color
color evoked by a single wavelength of light in the visible spectrum
yellow
primary color between green and orange in the light spectrum
orange
colour, located between red and yellow in the spectrum of light
far-red
range of light at the extreme red end of the visible spectrum
blue
primary color between purple and green in the spectrum
green
additive primary color, visible between blue and yellow
indigo
deep shade of blue
red
prismatic and primary color with longest visible wavelength
violet
color between blue and ultraviolet in the electromagnetic spectrum