What color is Sample (USA), 1937–61 ?

Source Crayola® CSS3 CSS4
#2a2a27
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#606055
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#b6b59e
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#858473
 
#757575
sonic silver
#808080
grey
#808080
grey