RAW editing in practice – how to fix exposure, white balance and colours

Capturing your first RAW file is only half the success on the way to the final version of a photo. A lot depends on how you edit it – that is exactly what determines the final character of every frame. In this article, we’ll take a look at the most important elements of post-processing: exposure, camera profiling, white balance, colour and contrast. You don’t need any fancy tricks – a few simple tools are enough to make your photos look fresh and natural.

A quick reminder: what is a RAW file and why edit it?

A RAW file is the digital equivalent of a negative – it stores the full range of information recorded by the camera sensor. Unlike JPEGs, which are automatically processed at the moment of saving, RAW leaves the final decision to the photographer. This opens the door to correcting difficult shots, recovering more detail hidden in shadows and highlights, and revealing the full potential of an image according to your own vision.

What does that mean in practice?

• More flexibility when saving shots – if a photo came out a bit too bright or too dark, RAW makes it easy to fix.
• Better control over colour – you can adjust the colours to match how you remember the scene.
• Better final output – thanks to the larger amount of detail, it’s easier to prepare photos that look good both on screen and in print.

The most popular RAW editing software

The most commonly used tool for working with RAW files is Adobe Lightroom – a paid program available by subscription (around 50 PLN per month). Over the years it has become the standard for RAW editing and still sets the direction for other applications. Its biggest strength is the huge amount of educational content available, as well as the possibility to use ready-made presets and plugins that streamline your work and help you achieve the desired results faster.

Another popular option is Darktable – a free program developed by a community of photographers. It offers a set of features comparable to Lightroom, giving you similar possibilities for working on exposure, colour and contrast. It’s a sensible alternative for people who don’t want to pay a subscription and still expect full-featured RAW editing tools.

First step: organising files and importing photos

Before you start working on your photos and playing with sliders, it’s worth taking care of file organisation first to make your work easier now and in the future. When copying RAW files from a memory card, it’s good practice to use a fast card reader and save them in a well-organised folder on your computer or external drive. A simple naming system, e.g. date_place (2025-08-15_Krakow), will help you find your photos quickly even years later.

Once the files are on your drive, it’s time to import them into the software. In both Lightroom and Darktable this works in the same way – you select the folder and add the photos to the program’s catalogue. Import does not create a new copy of the files; it just makes the software “see” them in its library so you can start editing.

If you work with photos regularly, you’ll soon appreciate the collection management options. Both programs let you group photos, add tags and filter them by selected criteria. It’s not essential at the beginning, but it’s good to know these features exist – they save a lot of time once your library starts to grow.

Exposure – the foundation of editing

The absolute basis of any editing process is properly adjusting the exposure of a photo – setting the overall brightness and tonal distribution. This step determines whether the image will look natural and readable. When we talk about exposure, we don’t just mean a single slider – it includes a set of tools that let you fine-tune highlights, shadows, whites and blacks. Only when the brightness distribution is under control does it make sense to judge colours, white balance or contrast.

• Exposure – adjusts the overall brightness of the whole frame. Useful when an image is clearly under- or overexposed.
• Highlights – controls the brightest parts of the image. Great for recovering detail in skies – details that would often be lost in a JPEG.
• Whites – sets the brightest points and defines the “top end” of the tonal range.
• Shadows – helps pull detail out of dark, shaded areas. Pushing this too far can make the image look flat.
• Blacks – sets the black point, i.e. how dark the darkest parts of the image should be. It helps add depth, but overdoing it can crush subtle detail in the shadows.

White balance – the key to natural-looking images

Proper white balance makes sure that white actually looks white in your photos and that skin tones don’t shift towards a corpse-like coolness or an unnatural red. The information stored in RAW format covers not only brightness and tonal range, but also colour depth and hue. Thanks to this, you can correct white balance after the shot without degrading image quality.

• Temp (Temperature) – shifts colours towards warmer or cooler tones (measured in Kelvin).
• Tint – corrects greenish or magenta colour casts.

1. Start with auto white balance (Auto WB).
2. If the result doesn’t look natural, use the eyedropper tool and click on a neutral area (white or grey).
3. Fine-tune the balance using the Temp and Tint sliders, paying attention to neutral colours.

Colour and contrast: less is more

Working on colour and contrast is the stage that shapes the feel of an image the most – and it’s also where it’s easiest to go too far. It’s worth working on a well-calibrated graphics monitor that accurately reproduces colours and contrast. Too much saturation quickly makes a photo look fake, and excessive contrast can “hide” subtle details.

Colour – vibrance vs saturation

• Vibrance – works more subtly than saturation, boosting mostly the less vivid colours and protecting natural skin tones.
• Saturation – increases all colours evenly; it’s very easy to overdo and end up with a garish, unnatural image.

Contrast – clarity and punch in moderation

• Contrast – increases the difference between light and dark areas, adding punch and drama.
• Clarity – boosts micro-contrast in the midtones, emphasising textures and structures.
• Dehaze – reduces haze and increases local contrast, especially in landscape images.

A few useful tips to wrap up

• Learn to read the histogram – it helps you see whether you’re losing detail in the highlights or shadows.
• Make a selection before editing – work only on your best frames.
• Compare your edits with the original – it’s easier to see whether you’re actually improving the image or just changing it.
• Copy settings between similar photos – this keeps things consistent and saves time.
• Use masks and local adjustment tools – correct only the parts of the frame that really need it.
• Use cropping and straightening tools – they improve composition and proportions.
• Learn keyboard shortcuts – they significantly speed up work on larger series.
• Experiment with presets, but treat them as inspiration, not a final solution.
• Take breaks – a fresh look helps you avoid overdoing colour and contrast.
• If you get stuck, leave the photo for a while and come back later – you’ll notice mistakes you didn’t see before.

Time to wrap up

RAW editing doesn’t have to be complicated or time-consuming. The key lies in a few basic steps: organising your files, refining exposure, setting the white balance correctly and working consciously with colour and contrast. RAW gives you a lot of freedom, but the most important thing is to treat editing as a process of bringing out what’s already in the photo, not just piling effects on top of it. With a few simple adjustments, your images will remain consistent, believable and pleasant to look at for many years.

Do you have your own tried-and-tested ways of editing RAW files or favourite tools you use most often? Share them in the comments – your experience might help other readers.