Source Crayola® CSS3 CSS4
#808d98
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey
#66758a
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#505561
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey