Enter a wavelength of visible light (380nm - 808nm) to see what color it is 405nm.com Submitted by CoherentPhoton t3_yez813 on October 27, 2022 at 6:18 PM in InternetIsBeautiful 92 comments 1,363
ramriot t1_iu13bva wrote on October 27, 2022 at 7:42 PM Reply to comment by d_r0ck in Enter a wavelength of visible light (380nm - 808nm) to see what color it is by CoherentPhoton I want to do it the other way round & start off with brown & purple Permalink Parent 1
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