Source Crayola® CSS3 CSS4
#2a003f
 
#000000
black
#191970
midnight blue
#191970
midnightblue
#56007f
 
#58427c
cyber grape
#4b0082
indigo
#4b0082
indigo
#7e6f83
 
#757575
sonic silver
#808080
grey
#808080
grey
#5e4366
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey
#2d1b2e
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey