Source Crayola® CSS3 CSS4
#636e6a
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#719181
 
#6dae81
forest green
#708090
slate gray
#708090
slategrey
#91aeaf
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#7f8864
 
#8a795d
shadow
#808080
grey
#808080
grey
#9c9d8a
 
#95918c
gray
#8fbc8f
dark sea green
#8fbc8f
darkseagreen