What color is Card ?

Source Crayola® CSS3 CSS4
#b9c6cf
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver
#6c93b7
 
#6699cc
blue gray
#5f9ea0
cadet blue
#5f9ea0
cadetblue
#777c80
 
#757575
sonic silver
#808080
grey
#808080
grey
#1f262f
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#3f464a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey