What color is Border ?

Source Crayola® CSS3 CSS4
#818a8a
 
#95918c
gray
#808080
grey
#808080
grey
#cad1d8
 
#c5d0e6
periwinkle
#d3d3d3
light gray
#d3d3d3
lightgrey
#5a6461
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#3c4744
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey