Color Grading

RGB illumination rrom wikimedia commons 

What is Color Grading?

Color Grading is the process of modifying and upgrading the color of a film, video picture, or still picture either photochemically, electronically or digitally. The photochemical procedure is also called color timing and is normally performed at a photographic lab.

Why is it important?

Although most of the early silver screen movies were black and white but color tinted movies were there even in the days of silent movies. Nowadays, colors are the basic part of any film or picture, and it has mind boggling control over how we see the film and the characters. Color Grading makes it possible to do so.

Why use Color Grading?

Color Grading permits the video editor to control the colors in an image. Any video is capable of passing on a greater message than what is evident. An amazing and purposeful color palette in a video can educate the people in a large number of ways. You can greatly improve the impact of any particular movie on the audience by selecting a good color palette.

What else is Color grading?

To resolve the underlying and hidden issues in any picture, colorists move into the domain of the color grading. A few illustrations include:
Shot matching: Ensuring the editor’s "imperceptible alter" isn't uncovered by shots that look changed as the course of events plays down
Expelling diversions: Isolating and controlling irritating components that keep shots from coordinating each other
Controlling the viewer's eye: Using shape veils (or different systems), drawing the eye to the point of convergence of interest
Making looks: Stylizing a picture to show a flashback, dream succession, or re-creation—or basically to give the whole venture a one of a kind vibe

How does it work?

All recordings use an added substance color framework, and the primary colors of this framework are red, blue and green; and distinctive colors are made from different blends of these three essential hues. Color Grading is performed by controlling scopes of limits and resistances inside these three channels.
For example, if you want to give your video a sunny evening feel you should push your colors towards the red range and you want that the video contains a cooler environment you should push your hues towards the blue range.

Example

To target specific sorts of mindsets or to accomplish a specific hope to recount the story, cinematographers make utilization of color grading. A few case of color grading in TV programs incorporates HBO's Game of Thrones and films like Suicide Squad and The Legend of Tarzan.

Is Color Grading always needed?

Generally, quick turnarounds or a great degree of tight spending plans keep us from doing a full-color grade. For example in a live video shoot with an expert shader on location coordinating the cameras together, there's little for the colorist to do than some essential shading adjustment changes.
However, the only small level of color grading in s good movie requires a colorist and color grading is almost always required in even the simple video shoots.

How is it different from Color Correction?

Color grading is an important extension to whatever you have done in color correction. It can modify a picture for tasteful and informative purposes. After color correction, once everything is looking pleasant and ordinary in your video, you still have the capacity to further improve your story by color grading to make another visual tone.

What are the tools used in Color Grading?

Addictive Color, Hue, Saturation, Luminance, RGB and HSL.

What are some Color Grading Softwares?

DaVinci Resolve, Adobe SpeedGrade, Sony Vegas, etc.