Source Crayola® CSS3 CSS4
#adb3b7
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#3e4568
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#ac6754
 
#a5694f
sepia
#cd5c5c
indian red
#cd5c5c
indianred
#8a8f9d
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey
#6a7087
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey