Source Crayola® CSS3 CSS4
#9ca39a
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#888378
 
#757575
sonic silver
#808080
grey
#808080
grey
#b2a396
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey