What color is Sample Woven After Jackson Book (1958-30-1) (USA) ?

Source Crayola® CSS3 CSS4
#717b8d
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#4c638e
 
#2e5894
b'dazzled blue
#483d8b
dark slate blue
#483d8b
darkslateblue
#949da7
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey