DISCLOSURE: "THIS POST MAY CONTAIN AFFILIATE LINKS/BANNERS, AND THE SITE MAY EARNS A SMALL COMMISSION WHEN YOU BUY THE PRODUCT AT NO ADDITIONAL COST TO YOU. WE RECOMMEND THESE PRODUCTS BECAUSE OF THEIR TOP QUALITY AND LOW PRICES".
The brightness of a pixel. The value associated with a pixel representing its lightness from black to white. Usually defined as a value from 0 to 255, with 0 being black and 255 being white.