Phylomictis maligna is a variable species, see on the ALA https://bie.ala.org.au/species/urn:lsid:biodiversity.org.au:afd.taxon:0b57fd64-164d-4e34-95ac-a14028ecceff
A green shadow I suspect, given the purplish color eminating from the Lepiled UV led light. .Lepiled is the resultant of three different separaetely coloured led light sources (greenish, pinkish and purple/white).