What color is Scenic Panel, Reconciliation of Venus and Psyche ?

Source Crayola® CSS3 CSS4
#313a33
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#585b50
 
#414a4c
outer space
#696969
dim grey
#696969
dimgrey
#7a776e
 
#757575
sonic silver
#808080
grey
#808080
grey
#b0a7a2
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey