What color is Poster (USA and others) ?

Source Crayola® CSS3 CSS4
#b6baa6
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#72877c
 
#757575
sonic silver
#808080
grey
#808080
grey
#456a64
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey