What color is Card ?

Source Crayola® CSS3 CSS4
#14302d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#37574f
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#5e7466
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey