Source Crayola® CSS3 CSS4
#9e9b92
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey
#6f6c63
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#504e4b
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey