ColorCurves 1.0
colorspace 2
component 1
npts1 2
style1 spline
histexpand1 2
point1 0 0 0
point1 1 255 255
npts2 4
style2 spline
histexpand2 2
point2 0 0 0
point2 1 117 21
point2 2 175 236
point2 3 255 255
npts3 2
style3 spline
histexpand3 2
point3 0 0 0
point3 1 255 255
end