Source Crayola® CSS3 CSS4
#9fa299
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#7f847d
 
#757575
sonic silver
#808080
grey
#808080
grey
#5a5f59
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey