Source Crayola® CSS3 CSS4
#2f2c28
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#827b75
 
#757575
sonic silver
#808080
grey
#808080
grey
#514e49
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey