GIMP Gradient
Name: grayscale01
3
0.000000 0.175049 0.350098 0.200000 0.200000 0.200000 1.000000 0.400000 0.400000 0.400000 1.000000 0 0
0.350098 0.550049 0.750000 0.400000 0.400000 0.400000 1.000000 0.600000 0.600000 0.600000 1.000000 0 0
0.750000 0.875000 1.000000 0.600000 0.600000 0.600000 1.000000 0.800000 0.800000 0.800000 1.000000 0 0