What color is Card ?

Source Crayola® CSS3 CSS4
#272e2b
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#5e6560
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#7c1f32
 
#9c2542
big dip o' ruby
#a52a2a
brown
#a52a2a
brown
#8c4b58
 
#6e5160
eggplant
#a0522d
sienna
#a0522d
sienna