What color is Poster (USA and others) ?

Source Crayola® CSS3 CSS4
#a4aa97
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#3b655c
 
#4a646c
deep space sparkle
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#687b71
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey