Source Crayola® CSS3 CSS4
#303a35
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#79847e
 
#757575
sonic silver
#808080
grey
#808080
grey
#59635e
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#a7253e
 
#9c2542
big dip o' ruby
#a52a2a
brown
#a52a2a
brown