Source Crayola® CSS3 CSS4
#677887
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#b2c7da
 
#c5d0e6
periwinkle
#b0c4de
light steel blue
#b0c4de
lightsteelblue
#899cad
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#49535d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#2d3136
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey