What color is Textile (Japan), late 19th–early 20th century ?

Source Crayola® CSS3 CSS4
#2f2b2e
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#40494d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#687274
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#9da8a7
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#c3cfcd
 
#cdc5c2
silver
#d3d3d3
light gray
#d3d3d3
lightgrey