Source Crayola® CSS3 CSS4
#85969c
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#697a7d
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#7c8776
 
#757575
sonic silver
#808080
grey
#808080
grey
#475750
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#a7af9a
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey