Hue and Saturation
We can adjust the hue and saturation levels of a photo or image to make colors more vivid or dull out others. Doing this we can also change the colors all together to make a new photo or image look entirely new.
Please see the example below
Before
Before Hue/Saturation Adjustment
After Hue/Saturation Adjustment
As you can see we really brightened this picture up
Before
Before
After Adjustment
After Adjustment