Color Correction

The most versatile and accurate method. A List of useful filter types.

Disclaimer

These method are dependent on whether the art program supports the feature. Usually lots of these are not as available in mobile programs, or tends to be behind more expensive apps.

List

Color Balance

The easiest filter type with little parameter divided into 3 tonal values. Still very effective.

Tone Curve

For those who want more control than Color balance. Tweaking specific values on a graph.

Gradient Map

Gives the highest amount of control, able to tweak down to specific color. Works best with monochromatic images.