Source Crayola® CSS3 CSS4
#adaa9e
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#565f61
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#7b7b74
 
#757575
sonic silver
#808080
grey
#808080
grey
#6a7e87
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey