Source Crayola® CSS3 CSS4
#cccddd
 
#c5d0e6
periwinkle
#d3d3d3
light gray
#d3d3d3
lightgrey
#777480
 
#757575
sonic silver
#808080
grey
#808080
grey
#96949f
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey