Source Crayola® CSS3 CSS4
#232130
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#67636f
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#8f8c94
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey