What color is Playing Card ?

Source Crayola® CSS3 CSS4
#2c3b39
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#75827f
 
#757575
sonic silver
#808080
grey
#808080
grey
#556362
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#6a5155
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey