Swap
100/0
#9a8a9e
90/10
#8b7c8e
80/20
#7b6e7e
70/30
#6c616f
60/40
#5c535f
50/50
#4d454f
40/60
#3e373f
30/70
#2e292f
20/80
#1f1c20
10/90
#0f0e10
0/100
#000000