Source Crayola® CSS3 CSS4
#8498a6
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#938f88
 
#95918c
gray
#808080
grey
#808080
grey
#456182
 
#4a646c
deep space sparkle
#483d8b
dark slate blue
#483d8b
darkslateblue
#23406b
 
#1a4876
midnight blue
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#657c94
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey