Color balance
-
Menu -> Image -> Color Balance

-
Color balance
-
Modify selected range's color levels.
-
Sliders and input boxes allow to select colors weights.
-
-
Tone balance
-
Selecting one of these options will restrict the range of colors
which are changed with the sliders or input boxes for Shadows,
Midtones and Highlights.
-
-
Preserve Luminosity
-
This option ensures that brightness of the active layer or the
background is maintained.
-
-
Reset
-
This button sets color levels of the all tones balance back to zero.