Photoshop
Making color and tonal adjustments
Adjusting image color and tone
Levels overview
Adjust tonal range using Levels
Adjust color using Levels
Curves overview
Adjust color and tonality with Curves
Color correct using the eyedroppers
Adjust hue and saturation
Convert a color image to black and white
Improve shadow and highlight detail
Add contrast to a photo
Adjust Exposure for HDR images
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