What color is Playing Card ?

Source Crayola® CSS3 CSS4
#618483
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#898681
 
#95918c
gray
#808080
grey
#808080
grey
#475f5d
 
#4a646c
deep space sparkle
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#8d3f50
 
#9c2542
big dip o' ruby
#a0522d
sienna
#a0522d
sienna
#443d3e
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey