The histogram is a graph that shows the light and color values of an image. It also gives us information about an image’s Exposure. The left side of the horizontal axis of the Histogram contains information about the darkest areas of the image, while the brightest areas are on the right. The vertical axis indicates the extent to which these areas appear in the photo.

There’s a simple way to tint your photos, and that way is to work with the Curves tool. The Curves tool, found in photo software like Zoner Photo Studio, is more than just a great way to tweak exposure. You can also use it for color toning. In this article we’ll show you how to use the Curves tool to adjust photographs’ color tones, for a better atmosphere and more artistic impact.

The Curves tool is a hugely important tool for photo editing. Though complex at first glance, it’s simple after that. Soon proves itself a powerful tool for a wide range of uses. Use it to fine-tune contrast, brighten or darken a picture, highlight low-visibility objects shot against the light, and more.