What color is File System Letter Tray ?

Source Crayola® CSS3 CSS4
#4b4740
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#2b2724
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#76746d
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey