What color is Poster, Publicity Pays on the Underground ?

Source Crayola® CSS3 CSS4
#383731
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#b2b096
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#54574d
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#4f8490
 
#319177
illuminating emerald
#708090
slate gray
#708090
slategrey
#72847d
 
#757575
sonic silver
#808080
grey
#808080
grey