Sometimes you may wish to recolour part of an image. Perhaps turn a black umbrella into a colourful red; perhaps change the colour of a dress; maybe change those red roses into the rare blue variety.
Here are some notes to help you achieve these ends.
Recolouring objects in Post Processing (PDF)
These notes refer to some examples and the layered TIFF files are available below:
Flower test Hue and Saturation filter
Flower test Solid colour with blend mode
Flower test Solid colour with blend mode and levels adjustment