What color is Drawing, Stage Design: Prologue Backdrop, for "Checkmate" ?

Source Crayola® CSS3 CSS4
#414663
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#dedab5
 
#efcdb8
desert sand
#f5deb3
wheat
#f5deb3
wheat
#b4b8c0
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver
#2f313a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#848fa2
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey