What color is Card ?

Source Crayola® CSS3 CSS4
#7c7b74
 
#757575
sonic silver
#808080
grey
#808080
grey
#373c38
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#566058
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#bf5648
 
#bf4f51
bittersweet shimmer
#cd5c5c
indian red
#cd5c5c
indianred
#9cbba0
 
#979aaa
manatee
#8fbc8f
dark sea green
#8fbc8f
darkseagreen