Source Crayola® CSS3 CSS4
#222e2a
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#dcdecd
 
#dbd7d2
timberwolf
#dcdcdc
gainsboro
#dcdcdc
gainsboro
#5c5d57
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey