What color is Card ?

Source Crayola® CSS3 CSS4
#636d67
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#3b413f
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#a03348
 
#9c2542
big dip o' ruby
#a52a2a
brown
#a52a2a
brown