What color is Card ?

Source Crayola® CSS3 CSS4
#333935
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#cfcec1
 
#cdc5c2
silver
#d3d3d3
light gray
#d3d3d3
lightgrey
#70726b
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey