100/0

#000000

90/10

#161414

80/20

#2b2929

70/30

#413d3d

60/40

#565252

50/50

#6c6666

40/60

#827a7a

30/70

#978f8f

20/80

#ada3a3

10/90

#c2b8b8

0/100

#d8cccc