What color is Book Cover, Montesquieu: The Persian Letters ?

Source Crayola® CSS3 CSS4
#5d9f55
 
#87a96b
asparagus
#3cb371
medium sea green
#3cb371
mediumseagreen
#386135
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#457e42
 
#4a646c
deep space sparkle
#556b2f
dark olive green
#556b2f
darkolivegreen
#c0c3a8
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#9ab68b
 
#95918c
gray
#8fbc8f
dark sea green
#8fbc8f
darkseagreen