What color is Playing Card ?

Source Crayola® CSS3 CSS4
#63716f
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#384c4a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#838f8c
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey
#796a6d
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#524c4e
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey