What color is Nail (England) ?

Source Crayola® CSS3 CSS4
#423125
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#604f40
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#89817b
 
#757575
sonic silver
#808080
grey
#808080
grey