Source Crayola® CSS3 CSS4
#30242c
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#574851
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#6f6870
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey