Source Crayola® CSS3 CSS4
#9299ad
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#6c7183
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#c8cee6
 
#c5d0e6
periwinkle
#d3d3d3
light gray
#d3d3d3
lightgrey
#50535f
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#2a2b2e
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey