What color is Cap Streamers (Belgium), 18th century ?

Source Crayola® CSS3 CSS4
#c4cdd7
 
#c5d0e6
periwinkle
#d3d3d3
light gray
#d3d3d3
lightgrey
#99a0ae
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#262c2c
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#7c7b8a
 
#757575
sonic silver
#808080
grey
#808080
grey
#25191f
 
#000000
black
#000000
black
#000000
black