100/0

#000000

90/10

#151212

80/20

#2b2424

70/30

#403737

60/40

#564949

50/50

#6b5b5b

40/60

#806d6d

30/70

#967f7f

20/80

#ab9292

10/90

#c1a4a4

0/100

#d6b6b6