What color is Katagami, Fylfot motif ?

Source Crayola® CSS3 CSS4
#83a1a9
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#2b2b28
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#a7c7cd
 
#b0b7c6
cadet blue
#b0c4de
light steel blue
#b0c4de
lightsteelblue
#607980
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#48595e
 
#4a646c
deep space sparkle
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey