Source Crayola® CSS3 CSS4
#2e2622
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#524942
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#87807a
 
#757575
sonic silver
#808080
grey
#808080
grey