fluoresent light spectra The actual spectra as measured in the lab is shown to the right. According to this spectra, more photons are released from the fluorescent 0.9 light than any other colour. 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 350 450 550 650 750 850 O violet/purple O cyan blue green yellow O orange red