Source Crayola® CSS3 CSS4
#8fb3bc
 
#a2add0
wild blue yonder
#a9a9a9
dark gray
#a9a9a9
darkgrey
#332d28
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#6a8793
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#495353
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#a8bb9c
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey