100/0

#000000

90/10

#181919

80/20

#303232

70/30

#474b4b

60/40

#5f6464

50/50

#777d7d

40/60

#8f9696

30/70

#a7afaf

20/80

#bec8c8

10/90

#d6e1e1

0/100

#eefafa