Crossword Clue:

Spectrum part

AnswerCrossword Clue
HUESpectrum part
COLORSpectrum part
VIOLETRAYPart of the spectrum.
RAINBANDPart of the solar spectrum.
INFRAREDPart of the invisible spectrum
REDPart of the visible spectrum.
ULTRAREDPart of the invisible spectrum, informally
ULTRAREDInvisible part of the spectrum, nontechnically
ULTRAREDPart of the invisible spectrum, old-style
UVHFBANDPart of the radio spectrum associated with some TV channels