Source Crayola® CSS3 CSS4
#3e6775
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#54858f
 
#319177
illuminating emerald
#708090
slate gray
#708090
slategrey
#6fa4ac
 
#6699cc
blue gray
#5f9ea0
cadet blue
#5f9ea0
cadetblue