100/0

#6a8e8e

90/10

#5f8080

80/20

#557272

70/30

#4a6363

60/40

#405555

50/50

#354747

40/60

#2a3939

30/70

#202b2b

20/80

#151c1c

10/90

#0b0e0e

0/100

#000000