What color is Playing Card ?

Source Crayola® CSS3 CSS4
#817a75
 
#757575
sonic silver
#808080
grey
#808080
grey
#584e4a
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#9e564b
 
#a5694f
sepia
#a0522d
sienna
#a0522d
sienna