What color is Panel (Switzerland) ?

Source Crayola® CSS3 CSS4
#3d4650
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#596062
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#808077
 
#757575
sonic silver
#808080
grey
#808080
grey
#aca690
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey