What color is Sketch For Mechanism For Measuring Width Of Foot (USA), 1940s ?

Source Crayola® CSS3 CSS4
#aeb3b8
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#706868
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#9a8f8a
 
#95918c
gray
#808080
grey
#808080
grey
#47434a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey