What color is Tsuba ?

Source Crayola® CSS3 CSS4
#393531
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#736e6a
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#575351
 
#414a4c
outer space
#696969
dim grey
#696969
dimgrey