What color is Envelope, The Conference Press ?

Source Crayola® CSS3 CSS4
#383333
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#aea296
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#af3a25
 
#9c2542
big dip o' ruby
#a52a2a
brown
#a52a2a
brown