Source Crayola® CSS3 CSS4
#a0a3b5
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#524a4d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#816c64
 
#8a795d
shadow
#696969
dim grey
#696969
dimgrey