Source Crayola® CSS3 CSS4
#b3b3a9
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#988c73
 
#9f8170
beaver
#808080
grey
#808080
grey
#554d3f
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#727262
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#342d23
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey