on.raw.photography

Over the past weeks, I’ve been experimenting extensively with Indigo RAW combined with ColorPerfect, and I’d like to share both my results and a request that naturally follows from this workflow.

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Indigo RAW + ColorPerfect in Practice

I’d like to begin by showing several images processed with ...

Hi Christoph,

I’d like to ask whether this type of ColorChecker is suitable for PerfectRAW characterization.

I currently have a Calibrite ColorChecker Classic (24-patch), including the neutral gray panel, and I’m planning to create a RAW color characterization for the iPhone 16 promax.

Could you ...

I understand now — it was entirely the result of an incorrect workflow (even though, by coincidence, the outcome from that mistake looked quite pleasing to me, despite not being technically correct).
That said, I think there’s still some room for ColorPerfect 3 to further refine how it handles color ...

Actually, I haven’t changed the Lightness threshold — it’s still at the default value, 0.005, the same as yours.
Although the initial image we see is the same as what you showed — you first thought we were seeing something different, but in fact it’s identical — you consider that acceptable since ...

Based on what you added on Xiaohongshu I’d like to ask why does ColorPerfect use the brightest area as the reference for the light source
The brightest part of an image is often not neutral gray
Does that mean I should place a gray card in the frame when photographing negatives to get the most ...

Thanks a lot, Christoph!
I had never paid attention to the Film Gamma feature before — using it to correct the color cast is really powerful. Your explanation and the sample you shared helped me understand how to balance the image so much better.

Hi everyone,

I’ve been experimenting with DC mode in ColorPerfect 3, but I’m not getting the results I expected — all the processed images come out with a strong red cast. I’d really appreciate any tips or feedback from the community about what might be going wrong.

Here’s exactly what I’ve been ...