Source Crayola® CSS3 CSS4
#8194a5
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#615543
 
#6e5160
eggplant
#556b2f
dark olive green
#556b2f
darkolivegreen
#757c7f
 
#757575
sonic silver
#808080
grey
#808080
grey
#b8b9ab
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey