What color is Sketchbook Folio, Seascape with Beach and Sun Breaking through Clouds, after 1878 ?

Source Crayola® CSS3 CSS4
#bbb3a4
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#857f77
 
#757575
sonic silver
#808080
grey
#808080
grey
#a08158
 
#a57164
blast off bronze
#808080
grey
#808080
grey