What color is Key ?

Source Crayola® CSS3 CSS4
#564a42
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#382b24
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#97918b
 
#95918c
gray
#808080
grey
#808080
grey
#79716a
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey