What color is Kozuka ?

Source Crayola® CSS3 CSS4
#51504c
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#8b8269
 
#8a795d
shadow
#808080
grey
#808080
grey
#adab9d
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#6d6b62
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#2e2c25
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey