Source Crayola® CSS3 CSS4
#3f3d4e
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#746e7a
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#626489
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#aea4b1
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#dbd1dc
 
#dbd7d2
timberwolf
#dcdcdc
gainsboro
#dcdcdc
gainsboro