Source Crayola® CSS3 CSS4
#3a4d66
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#647883
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#3a3950
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#909c94
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey
#5e565e
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey