Source Crayola® CSS3 CSS4
#1c293a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#c8d3e2
 
#c5d0e6
periwinkle
#d3d3d3
light gray
#d3d3d3
lightgrey
#253030
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#939ba1
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#92abd2
 
#a2add0
wild blue yonder
#b0c4de
light steel blue
#b0c4de
lightsteelblue