What color is Ribbon (USA) ?

Source Crayola® CSS3 CSS4
#2b2f32
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#64666a
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#828589
 
#95918c
gray
#808080
grey
#808080
grey