Source Crayola® CSS3 CSS4
#6b8a7b
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#a7a79a
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#494e4f
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#746d66
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#85877b
 
#757575
sonic silver
#808080
grey
#808080
grey