100/0

#000000

90/10

#131515

80/20

#262a2a

70/30

#3a4040

60/40

#4d5555

50/50

#606a6a

40/60

#737f7f

30/70

#869494

20/80

#9aaaaa

10/90

#adbfbf

0/100

#c0d4d4