What color is Envelope, Transatlantic Air Mail ?

Source Crayola® CSS3 CSS4
#43578f
 
#2e5894
b'dazzled blue
#483d8b
dark slate blue
#483d8b
darkslateblue
#ae4e45
 
#bf4f51
bittersweet shimmer
#a0522d
sienna
#a0522d
sienna
#b0a1a0
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#737f99
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#6c6682
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey