What color is Matchsafe ?

Source Crayola® CSS3 CSS4
#524f54
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#857e7a
 
#757575
sonic silver
#808080
grey
#808080
grey
#5a2b2e
 
#714b23
raw umber
#8b4513
saddle brown
#8b4513
saddlebrown