Source Crayola® CSS3 CSS4
#5d544b
 
#6e5160
eggplant
#556b2f
dark olive green
#556b2f
darkolivegreen
#92949b
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey
#374b75
 
#1a4876
midnight blue
#483d8b
dark slate blue
#483d8b
darkslateblue
#556f90
 
#4a646c
deep space sparkle
#708090
slate gray
#708090
slategrey
#a9a298
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey