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Known Participant
June 19, 2017
Answered

Color mismatch between Lightroom and Photoshop ACR

  • June 19, 2017
  • 12 replies
  • 12708 views

All of a sudden, I am getting image color casts when I use Lightroom's "Edit in Photoshop CC 2017..." or "Open as Smart Object" to open a RAW file in Photoshop CC 2017. However, if I instead use Lightroom's "Export..." to send the RAW file to Photoshop as either a PSD or a TIFF, the image opens in Ps with color that matches Lightroom's. That is, I can perform these 3 different ways of editing a RAW image in Photoshop and compare the 3 resulting Photoshop edit windows side-by-side -- the "Edit in..." and "Smart Object" versions will be exactly the same but wrong (usually too Cyan), with only the "Export..." version's color correctly matching Lightroom's window.

I'm at a loss why this is now happening...I have checked:

  • I am using current CC 2017 versions of Lightroom, Photoshop & ACR (Lr v2015.10.1/ACR v9.10.1; Ps v20179425.r.252x64/ACR v9.10.1.750);
  • Running Windows 10, Creator's Edition x64 with all Microsoft updates applied;
  • Turned off GPU acceleration in Lightroom & Photoshop;
  • Double checked that Lightroom's "Preferences/External Editing": exports to Photoshop in "ProPhotoRGB 16bits"; Checked that my Photoshop default Color Space is the same. "Color Settings" in Photoshop has the 3 "Ask" boxes checked for missing and mismatched color profiles.
  • Although it seemed a long shot, I re-calibrated my monitor since other forum threads suggested doing that. I also double checked that correct monitor profile is being used (through Window's "Color Management");

Is there anyone who can help? TIA!

This topic has been closed for replies.
Correct answer yvn76

I just figured out, it is a GPU bug in the photoshop. My color don't match between Lightroom and photoshop. Even black and white photo in photoshop has a weird color cast yet in Lightroom perfectos I turned off the GPU in photoshop and lo and behold perfect match!

12 replies

D Fosse
Community Expert
Community Expert
June 19, 2017

No preset applied? Camera profiles?

D Fosse
Community Expert
Community Expert
June 19, 2017

Are they really different? Any differences in the histograms?

Double check that they all really have an embedded profile. The simplest way to do this is to set the notification area (lower left corner of the image window) to "document profile". What that profile is should not matter as long as it's there, and they also don't need to be the same to display identically. It should all get remapped into the monitor profile and display correctly.

rsamcoAuthor
Known Participant
June 19, 2017

Yes, they are different! Ps' doc profile in bottom left shows all 3 having same "ProPhoto RGB (16bpc) [also I'm not getting "profile mismatch upon opening"]. The color difference isn't enough to visually see a difference in the histograms. But if I put two of the 3 into a single document as layers and set top layer to difference, then I get something other than black (i.e., there is a difference). Here's a histogram of the difference:

rsamcoAuthor
Known Participant
June 19, 2017

Here's thumbnail of correct color (i.e., from "Export..."):

Here's thumbnail of incorrect color (i.e., from "Edit in..."):

(should be able to see green/cyan even in browser's sRGB space).

And here's the difference between the two:

and with a curves applied to accentuate the diff: