Source Crayola® CSS3 CSS4
#b6d0e8
 
#c5d0e6
periwinkle
#add8e6
light blue
#add8e6
lightblue
#7c98af
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#6f7881
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey