Source Crayola® CSS3 CSS4
#4c4952
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#e8e3cc
 
#efdecd
almond
#dcdcdc
gainsboro
#dcdcdc
gainsboro
#b6b6a8
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey