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The short answer: to edit a color infrared photo in Lightroom Classic, first apply an infrared camera profile so the color temperature can go low enough, then click a neutral subject, such as a cloud, with the White Balance Selector. Next, decide how to handle color: keep the infrared colors, swap them in Photoshop, or swap them in Lightroom with an enhanced profile. Then finish the image with global adjustments and masks for the sky, the subject, and any distractions.

This workflow works for color infrared images taken with a converted camera and a filter from 550 nm to 780 nm, or with an unconverted camera and a 720 or 780 nm filter. The video walks through every step on one image, and the steps are detailed below.

590 nm color infrared image before processing
Before: the raw 590 nm image, shot with a Fujifilm GFX 50S full spectrum converted camera, Fujinon GF 45mm f/2.8 lens, and STC Optics 590 nm IR Pass clip-in filter.

Can Lightroom Swap Color Channels?

Not with its own settings. Lightroom Classic has no channel mixer, so no control moves the red channel into blue and the blue channel into red. The HSL and Calibration panels shift hues, not channels. A local hue adjustment of 180 degrees gets you a blue sky by rotating hues rather than swapping channels.

Lightroom can apply a channel swap that’s built into a profile. An enhanced profile can carry a LUT, and a LUT can hold the same channel mixer adjustment you would make in Photoshop. Pick the profile, and Lightroom swaps the colors with no round trip to Photoshop and no extra TIFF or PSD files. You can build these profiles yourself, or order the Lightroom Infrared Color Swap Profiles, which are built for your camera model and combine the white balance shift and the color swap in a single profile. They also work in Lightroom and Lightroom mobile.

What You Need

Want to follow along? Download my free infrared sample raw images.

Step 1: Set the White Balance

  1. Open the image in the Develop module and go to the Basic panel.
  2. Use the White Balance Selector. Press W and click a neutral subject. Clouds are my favorite target. With Lightroom’s default profile, the clouds stay tinted, and the Temp slider stops at its lowest value, 2,000 K. Infrared needs a lower color temperature than Lightroom’s scale allows.
  3. Apply an infrared profile. Open the Profile Browser and choose Infrared Temp -50 or Infrared Temp -100 from the Infrared Profile Pack. These profiles shift the color temperature so the white balance range reaches infrared. I used the -100 profile for this image.
  4. Click the neutral subject again. Press W and click the clouds. Now the clouds are white, the sky is yellow, and the trees are blue. If the Temp slider lands on exactly 2,000 or 50,000, switch to the other profile and click again.

No clouds? Gravel, concrete, sidewalks, and roads all work as neutral targets. With a 720 nm or deeper filter, you can also white balance on trees or grass. For more on choosing a target, see White Balance for Infrared Photography.

590 nm color infrared image after white balance
After white balance with the Infrared Temp -100 profile: white clouds, a yellow sky, and blue trees.

Step 2: Choose How to Handle Color

You have three options once the white balance is set.

Option 1: Keep the Infrared Colors

A color swap is a creative choice, not a requirement.

Option 2: Swap Colors in Photoshop

Right-click the image and choose Edit In > Edit in Adobe Photoshop. Swap the channels with a Channel Mixer adjustment layer, or run my free Photoshop actions for infrared, which do it in one click. The full process is in How to Edit Infrared Photos with Photoshop. This adds a TIFF or PSD to your catalog.

Option 3: Swap Colors in Lightroom with a Color Swap Profile

  1. Install the Lightroom Infrared Color Swap Profiles following the installation instructions, then restart Lightroom Classic.
  2. Open the Profile Browser in the Basic panel and expand IR Color Swap -50 or IR Color Swap -100, whichever matches the temperature shift that worked in Step 1. The IR Color Swap group holds the original six styles.
  3. Pick a swap style. Each style handles the channels differently. In the video, I compare the original six: Hue (rotates every hue 180 degrees), Invert, and four channel mixer styles that swap red and blue and treat the green channel differently. The set now has 28 styles.
  4. If you select a profile with the matching temperature shift (-50 or -100), the white balance will match, and there is no need to change it. Optionally, you can tweak the white balance to adjust your colors.

I used Split for this image.

Step 3: Crop

Press R to open the Crop tool. I cropped in from the right to put the focus on the rock face. Press R again or click Done to apply the crop.

Step 4: Make Global Adjustments

  1. Basic panel: lower Exposure slightly and raise Contrast.
  2. Tone Curve: choose the Medium Contrast point curve for more punch.
  3. HSL panel, Luminance tab: use the targeted adjustment tool to darken the trees. Darker trees also look a little more saturated. Raise their saturation slightly in the Saturation tab if needed.

Leave the sky alone for now. It gets its own mask in the next step.

Step 5: Mask the Sky

I now do far less in the Basic panel and far more with masks, because masks let me push settings in one area without damaging another.

  1. Open Masking and choose Select Sky. It works best after the color swap, when the sky is blue and the clouds are white. On an unswapped image with a yellow sky, Select Sky can miss.
  2. Raise Dehaze. Dehaze adds a lot of contrast, which is often too much on the ground but looks great in the sky.
  3. Raise Saturation slightly to strengthen the blue.

Step 6: Mask the Subject

  1. Add a new mask with Select Subject. It’s hit-or-miss with landscapes, but here it picked out the rock face even though it was very dark.
  2. Raise Shadows substantially to brighten the rock face.
  3. Raise Texture and Clarity to bring out the rock detail.
  4. Lower Blacks slightly to keep some contrast and drama.

I keep Texture, Clarity, and Dehaze low globally because they help one part of the image and hurt another. Inside a mask, I can use higher values than I ever would on the whole image.

Step 7: Step Back and Guide the Eye

Look at the image fresh. Walk away for an hour or a day, or zoom out with the Navigator panel. Then ask where your eye goes. In this image, the subject is the rock face, but a bright spot on the lower right and a field of trees pull the eye away.

  1. Linear Gradient for the bright corner. Drag a gradient up from the lower right at an angle. Lower Exposure by about a third of a stop, and lower Highlights to soften the edges. Keep it subtle so the change doesn’t look unrealistic.
  2. Radial Gradient for the field. Draw it over the field, rotate it to fit, and adjust the feather. Then type -0.33 into Exposure, a third of a stop down. I use third-stop and half-stop changes most of the time.
  3. Radial Gradient for the tree. The tree was too dominant, so I drew another radial from its base and dropped it a third of a stop.
  4. Radial Gradient for the dark area on the left. One more at -0.33 adds drama and keeps the focus on the rock face.
  5. Revisit earlier masks. I went back to the Select Subject mask and lowered Blacks a little more so it blended better.

Step 8: Compare Before and After

Press Y for the before-and-after view, and Tab to hide the side panels. The before image is the raw file before the white balance, the temperature shift, and the color swap.

590 nm color infrared image after edit
After: white balanced, color swapped with the Split profile, and finished with masks, all in Lightroom Classic.

Comments

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