100/0

#000000

90/10

#0b0e0e

80/20

#161c1c

70/30

#212a2b

60/40

#2c3839

50/50

#374647

40/60

#425455

30/70

#4d6263

20/80

#587072

10/90

#637e80

0/100

#6e8c8e