What color is Key ?

Source Crayola® CSS3 CSS4
#a8a39e
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#5a4c39
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#34281c
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#89837a
 
#9f8170
beaver
#808080
grey
#808080
grey