What color is Envelope, Bioquest ?

Source Crayola® CSS3 CSS4
#b1552e
 
#b4674d
brown
#a0522d
sienna
#a0522d
sienna
#cd9e8a
 
#deaa88
tumbleweed
#d2b48c
tan
#d2b48c
tan
#7d746b
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#4e4e48
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#bc7555
 
#b4674d
brown
#cd5c5c
indian red
#cd5c5c
indianred