Blue
Optics

Blue

Section Title: Optics
Table Section Text: None

sRGB rendering of the spectrum of visible light

Colour	Frequency	Wavelength

violet	668–789 THz	380–450 nm

blue	606–668 THz	450–495 nm

green	526–606 THz	495–570 nm

yellow	508–526 THz	570–590 nm

orange	484–508 THz	590–620 nm

red	400–484 THz	620–750 nm

Sentence(s)

Blue has a wavelength of 450 to 495 nanometres.

final_sentence: Blue has a wavelength of 450 to 495 nanometres.