What color is "Hans Sloane" Botanical Plate (One of Twelve) Plate ?

Source Crayola® CSS3 CSS4
#829e8c
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey
#515858
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#4b3b36
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#cbc6b2
 
#cdc5c2
silver
#c0c0c0
silver
#c0c0c0
silver
#a8c2b1
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey