What color is Poster, Give Peace a Dance ?

Source Crayola® CSS3 CSS4
#758d65
 
#757575
sonic silver
#808080
grey
#808080
grey
#7a736d
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#a64a2a
 
#9c2542
big dip o' ruby
#a0522d
sienna
#a0522d
sienna
#4b4a45
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#a4a79a
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey