What color is Bound Print, Page of Text, Printed on Recto and Verso ?

Source Crayola® CSS3 CSS4
#b7b2a1
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#848275
 
#757575
sonic silver
#808080
grey
#808080
grey
#66655b
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey