Source Crayola® CSS3 CSS4
#b0aea4
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#4d5156
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#918fa3
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#6a809a
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#9f616a
 
#a57164
blast off bronze
#cd5c5c
indian red
#cd5c5c
indianred