This is a not a self portrait. He looks green with envy. This is a mask from NE India, in the National Museum in Delhi. Taken with my Lumix LX100 shutter speed 1/10th second, f5.6, ISO 1600.
On a more serious note, the clinic where I work in Jahangir Puri, North Delhi, for Medecins Sans Frontieres (Doctors Without Borders) is painted light green. The clinic deals with survivors of sexual and gender based violence and is called “Umeed Ki Kiran” (Ray of Hope).