A cikin tsarin launi na RGB, wanda aka yi amfani da shi don ƙirƙirar launuka a kan talabijin da allon kwamfuta, rawaya launi ne na biyu da aka yi ta haɗuwa da ja da kore a daidai ƙarfin. Carotenoids suna ba da launi mai launin rawaya ga ganye na kaka, masara, canaries, daffodils, da lemons, da ƙwai, buttercups, da ayaba. Suna shafan makamashin haske kuma suna kare tsire-tsire daga photodamage. Hasken rana yana da launin rawaya mai launin rawaya lokacin da rana ke kusa da sararin samaniya, saboda yaduwar yanayi (ƙananan raƙuman ruwa, kore, violet da shuɗi) Tambaya: Menene kewaye da launin rawaya?
570 <unk> 590 nm