Source Crayola® CSS3 CSS4
#747985
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#889593
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey
#555d7a
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#aba697
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey