What color is Card ?

Source Crayola® CSS3 CSS4
#668a6f
 
#757575
sonic silver
#808080
grey
#808080
grey
#3c4942
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#e1cf75
 
#f8d568
orange yellow
#deb887
burlywood
#deb887
burlywood
#be4c54
 
#bf4f51
bittersweet shimmer
#cd5c5c
indian red
#cd5c5c
indianred
#626551
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey