What color is Drawing, Design for a Book Cover ?

Source Crayola® CSS3 CSS4
#879081
 
#95918c
gray
#808080
grey
#808080
grey
#677266
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#3c4443
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#d0d4b1
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#b0ad92
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey