What color is Kozuka ?

Source Crayola® CSS3 CSS4
#504e4a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#988b6b
 
#9f8170
beaver
#808080
grey
#808080
grey
#a1a097
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey
#302f2a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey