Alpha: rgba(192,192,192,0)   #C0C0C000
Colormap: 8
       0: (  0,  0,  0,255) #000000 black
       1: (205,133, 63,255) #CD853F peru
       2: (255,250,205,255) #FFFACD LemonChiffon
       3: (255,255,255,255) #FFFFFF white
       4: (192,192,192,  0) #C0C0C000 rgba(192,192,192,0)
       5: (  0,  0,  0,255) #000000 black
       6: (  0,  0,  0,255) #000000 black
       7: (  0,  0,  0,255) #000000 black