Source Crayola® CSS3 CSS4
#2a2a27
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#50554d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#717069
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey