Source Crayola® CSS3 CSS4
#b3b6c4
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver
#b49d9e
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#736768
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey