no blacklight needed day glo orange [SEP] i think i was expecting muted to come with soft orange it is a very bright color to the point of eye catching and not in a good way it looks like a color you would see with a black light it was the thinnest dnd polish i have used and needed many coasts contributing to the brightness it is a good color if you worked for cal trans you would not need a bright orange vest just hold up your fingers and traffic would see you