Adjective
dayglo (comparative more dayglo, superlative most dayglo)
Luminiscent; fluorescent; of colors, very bright.
A-594-5 Invisible Blue Pigment by DayGlo Color is a thermoplastic fluorescent pigment which fluoresces blue under UV lighting. Source: Internet
So, either as a waitress, including I was a waitress at an all-night diner where we had to wear a DayGlo orange uniform and white nurse's shoes. Source: Internet