#"category":[R,G,B]

{"flat": [128, 64, 128],
 "construction": [70, 70, 70],
 "object": [220, 220, 0],
 "nature": [152, 251, 152],
 "sky": [70, 130, 180],
 "human": [255, 0, 0]
 "vehicle": [0, 0, 142]}