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Reddit
reddit.com › r/videography › looking for color grading advice (c-log3): canon r6 mark ii
r/videography on Reddit: Looking for Color Grading Advice (C-Log3): canon r6 mark ii
May 8, 2025 -

I shoot with a Canon R6 Mark II and record in C-Log3. I’ve tried Canon’s official LUTs and experimented with different color spaces like Rec.709, Rec.2020, and Cinema Gamut.

Most of my footage is of animals such as; deer, bears, dogs, ducks, geese, bobcats, etc. all shot in 4K. These videos are just for fun, and I like to share some of them on Instagram Reels and TikTok.

That said, I’ve been struggling to get a good color grade. The few clips I’ve managed to shoot and grade just feel off, colors look strange or flat, and I can’t seem to get that vibrant, natural look. For those working with Canon C-Log3:

  • Do you rely on Canon’s LUTs or use custom ones?

  • Do you manually convert to Rec.709 or use a LUT as a base?

  • What color space and gamma settings do you find give the best results?

  • Any tips for making colors pop in a realistic way?

Would really appreciate any advice or shared experiences. Thanks in advance!

Discussions

Canon R6 - Some noob questions about shooting log footage
I am FAR from an expert on this sort of thing, however I have a bit of experience in shooting video in Clog 3 on an R5. I learned a ton from this video from Tyler Stalman , where the biggest thing was learning to do the color grading before the LUT as it affords a far greater dynamic range (6:20 specifically). I do everything in Clog 3, ISO800, and then use ND filters to get the correct shutter speed. Video editing is definitely fun, but also far more time consuming than photo editing. More on reddit.com
🌐 r/canon
4
5
September 11, 2023
Does the R6 iii let you chose your base ISO when shooting Clog3?
Yeah you can definitely choose your base ISO independently from your shooting ISO on the R6 Mark III in Clog3. It's in the menu under the video settings - you'll see options for 800 or 3200 base. Pretty handy feature, not just limited to cinema cams anymore More on reddit.com
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3
1
January 26, 2026
CLOG optimum ISO for EOS R6ii?
The Base ISO of CLOG3 is at 800, going beneath it and you visually loose dynamic range on the histogram. Depending on the Situation, overexposing 1-2 stops works fine. More on reddit.com
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5
2
September 20, 2023
Looking for Color Grading Advice (C-Log3): canon r6 mark ii
I’ve used an R6ii since it came out for video (recently got an FX6 though. My recommendation would be to shoot in cinema gamut, used the Phantom LUT (their neutral one) and then add a look LUT that mimics the Fuji eterna (at a low percentage) to get those red tones in the right place. Also one note I’ve noticed is even though iso800 is the Base ISO, I prefer to shoot in iso400 at a loss in dynamic range because it makes the shadows looks much more pleasing. More on reddit.com
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17
3
May 8, 2025
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B&H Photo Video
bhphotovideo.com › bh photo
Canon EOS R6 Mark II Mirrorless Camera 5666C002 B&H Photo Video
Canon EOS R6 Mark II Mirrorless Camera
Matching strong photo performance with apt video capabilities, the Canon EOS R6 Mark II is a versatile mirrorless body for the multimedia creator. An updated 24.2MP CMOS sensor pairs with updated processing for more improved AF, impressive 4K 60p 10-bit video, and faster overall performance. Also, the camera body has been updated for more intuitive handling, including a redesigned top plate for easier access to different shooting modes.
(4.8)
Price   $1,999.00
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Canon
cam.start.canon › en › C012 › manual › html › UG-04_Shooting-2_0090.html
Canon : Product Manual : EOS R6 Mark II : Canon Log Settings
Enables 10-bit recording of Canon Log movies to the card. Movies can also be recorded to an external device that supports 10-bit recording. ... YCbCr 4:2:2 (10-bit) color sampling and the BT.709/BT.2020/Cinema Gamut color space are used in Canon Log recording.
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Canon Community
community.usa.canon.com › t5 › EOS-DSLR-Mirrorless-Cameras › C-log-3-corrupts-my-video-file-on-R6-mark-ii › td-p › 422429
C-log 3 corrupts my video file on R6 mark ii - Canon Community
June 14, 2023 - I'm shooting internal 4k IPB with the canon r6 Mark ii. And I don't have any plugins, I use my Acer Nitro 5 operating in Windows 11 64bits. I use Davinci Resolve 18 to edit my videos. ... Your files are not corrupted. On Windows, you need the Studio edition of Resolve ($300) to handle 10-bit video, and you will need the HEVC codec from the MS Store. ... 02/23/2026: New firmware update is available for EOS C50- Version 1.0.3.1 01/23/2026: New firmware update is available for RF 24-105mm F4 IS USM- Version 2.0.7
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Canon
support.usa.canon.com › kb › index
Canon Knowledge Base - EOS R6 Mark II: Canon Log Settings
May 11, 2023 - Canon Log gamma curve takes full advantage of image sensor characteristics to ensure wide dynamic range for movies that will be processed in postproduction. With minimal loss of detail in shadows and highlights, movies retain more visual information across the dynamic range · To work with ...
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Canon Community
community.usa.canon.com › t5 › EOS-DSLR-Mirrorless-Cameras › EOS-R6-Mark-II-Clog3-footage-underexposed-and-grainy › td-p › 510858
EOS R6 Mark II Clog3 footage underexposed and grai... - Canon Community
November 8, 2024 - EOS R6 Mark II Clog3 footage underexposed and grai... ... hello, why when i shoot with my canon R6 II on Clog3 on FHD120 FPS, Shutter 250 , ISO 800 , F2.8 , video is 2-3 exposed and when i replay it on my laptop any dark backgroud looks grainy ? while when i use 4k 60FPS it seems a less grainy background. ... Noise may appear when Canon Log is [ON] and [Peripheral illumin] is enabled.
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Reddit
reddit.com › r/canon › canon r6 - some noob questions about shooting log footage
r/canon on Reddit: Canon R6 - Some noob questions about shooting log footage
September 11, 2023 -

Hi all,

I am getting more into the video side of things (mainly a portrait photog) and am having a little bit of an uphill battle learning to work with log.

I have a first gen R6 which can shoot in Clog (709, 2020) and Clog 3 (709, 2020 and Cinema Gamut).

I am finally feeling comfortable on the grading side of things (using DaVinci Resolve Studio 18.5) but am a little confused about exposing properly, esp at night time in low light settings.

Here is what I have gathered to far:

Native ISO for Clog is 400

Native ISO for Clog3 is 800

Coming from the photo side of things I thought that I can bump up the ISO to get the right exposure but this has lead to a lot of noise in the footage.

I am now understanding that for video we must stick to the base ISO…is this correct?

Some videos I have watched mentioning going in multiples of 800…so 800. 1600. 3200.

I think we’re supposed to overexpose log by 1.5 stops but if that isn’t possible due to certain lighting conditions, how can I get the best (min noise) end product?

I have tried denoising in DR and it takes away from the sharpness quite a bit.

Topaz AI Video denoiser does a decent job but takes some of the saturation away from the reds.

However, I want to make sure I can getting everything right in camera so I do minimal denoising later.

Currently here is my workflow

Import into DR > add to timeline > color space transform onto node to move from clog3 cinema gamut to rec 709 and cineon for the first phase > second node, add Kodak LUT from the “film looks” luts.

Top answer
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I am FAR from an expert on this sort of thing, however I have a bit of experience in shooting video in Clog 3 on an R5. I learned a ton from this video from Tyler Stalman , where the biggest thing was learning to do the color grading before the LUT as it affords a far greater dynamic range (6:20 specifically). I do everything in Clog 3, ISO800, and then use ND filters to get the correct shutter speed. Video editing is definitely fun, but also far more time consuming than photo editing.
2 of 3
2
I think we’re supposed to overexpose log by 1.5 stops ETTR is often messed up. Cullen Kelly has a good video on it here https://youtu.be/aB8ku9ET-dw?si=cN6BMHyDiC6ICkJG If you are going from iso 1000 to iso 2000 to ETTR, you are doing it won't. I am now understanding that for video we must stick to the base ISO…is this correct? No. Will a ISO 800 image have less noise than one shot with half the light at iso 1600, yes. But if you don't have a means to double the light on your subject (or faster lens) then ISO 1600 is going to be your only option. Import into DR > add to timeline > color space transform onto node to move from clog3 cinema gamut to rec 709 and cineon for the first phase > second node, add Kodak LUT from the “film looks” luts. I will ask where you are making your grade at. If it is in the rec709 nodes, this could be causing you problems. I would recommend using the automatic color management added in V17 to grade in DWG. You can grade on the clog side of your first CST. But having a common working space for all cameras is desirable. Cullen has also converted the Kodak and Fuji LUTs to DWG to eliminate the cineon faff I have the R5 (never shot an R6), many people complain about it being noisy, but I haven't seen it. This video is at obviously quite dark and even has slow motion. I think it worked well https://youtu.be/OhA6X-o8KXE?si=bVS94nFq_HGU-Ba0 Iso 12800 is going to be noisy, no doubt. But if you can't get a good image at 1600-3200, I think you have a workflow problem.
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Canon Community
community.usa.canon.com › t5 › EOS-DSLR-Mirrorless-Cameras › Canon-R6-mk-ii-to-get-C-log › td-p › 414985
Canon R6 mk ii to get C log? - Canon Community
April 17, 2023 - I see that the new R8 can only shoot in C log 3 or HDR PQ which is so confusing since the R6 can shoot in both C log and C log 3 which has so many benefits. ... It's only a guess. -- Ricky Camera: EOS R5 II, RF 50mm f/1.2L, RF 135mm f/1.8L Lighting: Profoto Lights & Modifiers ...
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Canon Community
community.usa.canon.com › t5 › EOS-DSLR-Mirrorless-Cameras › C-log-3-corrupts-my-video-file-on-R6-mark-ii › m-p › 422434
Re: C-log 3 corrupts my video file on R6 mark ii - Canon Community
June 14, 2023 - This is a problem I've been having for the last 6 months since I first got my R6 mark ii. I don't know what's the problem but somehow I can see what I recorded on my camera with C-log 3 but not on my computer. I've tried different methods to sort out the problem, recording with other SD cards, and decoding the video with the VLC media player.
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Canon U.S.A.
usa.canon.com › shop › p › eos-r6-mark-iii
Shop Canon EOS R6 Mark III Body | Canon U.S.A., Inc.
EOS R6 Mark III Body
The Canon EOS R6 Mark III is built to meet your demands and deliver stunning results. Capture 32.5MP stills with impressive detail at up to 40 fps and enjoy the comfort of pre-continuous shooting to aid you during those unpredictable moments. With Canon Log 2 color, 4K 120p slow motion, high quality over sampled 4K60p ,7K RAW recording at 60p, and 7K30p Open Gate recording for post production versatility, this is a hybrid camera you’ve been waiting for.
Price   $2,799.00
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Reddit
reddit.com › r/canon › does the r6 iii let you chose your base iso when shooting clog3?
r/canon on Reddit: Does the R6 iii let you chose your base ISO when shooting Clog3?
January 26, 2026 -

Hello, I can't seem to find this setting in Canon's camera manual and I don't have a camera to try it on. I'm wondering if I would be able to shoot at 800 ISO but with 3200 ISO set as the base ISO. I've heard the R6 iii has dual native ISO in Clog3 at 800 and 3200, but I'm not sure if you can choose which base to use independently of the ISO you're shooting in.

I'm considering buying the R6 iii and I was watching this youtube video that explains the benefit of choosing the base ISO for dynamic range. Seek to 4:53 to for the explanation.

I'm not sure if this is only a feature available on dedicated cinema cameras.

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Canon Community
community.usa.canon.com › t5 › EOS-DSLR-Mirrorless-Cameras › Canon-R6-Mark-II-Video-Specs › m-p › 420641
Solved: Canon R6 Mark II Video Specs - Canon Community
January 9, 2024 - Note that if your clients require 10-bit 4:2:2, you probably should also check if the Canon R6 Mark II is in the list of approved equipment. I don't think it would be. Typically, you'll only find Canon's cinema cameras in such lists. -- Ricky Camera: EOS R5 II, RF 50mm f/1.2L, RF 135mm f/1.8L Lighting: Profoto Lights & Modifiers ... Ricky, thanks so much! This is so incredibly helpful. I’ve been only using C-Log 3, but it’s interesting that when disabled the video reverts to 4:2:0.
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PhotonPhotographyNJ
photonphotographynj.com › my-blog › f › filming-with-c-log3-on-the-canon-eos-r6-mark-ii-and-canon-eos-r7
Filming with C-Log3 on the Canon EOS R6 Mark II and Canon EOS R7
If you're a filmmaker or videographer looking for high-quality footage, you've likely heard of C-Log3. This is a color profile developed by Canon that offers a wide dynamic range and greater color depth, which is especia...
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CineD
cined.com › canon-eos-r6-mark-ii-review-first-look-and-mini-documentary
Canon EOS R6 Mark II Review - First Look and Mini Documentary | CineD
November 2, 2022 - A fun few hours together with the three ladies and the EOS R6 Mark II. Credit: Ina Manuguerra · Filmed with Canon EOS R6, 4K/25p, C-Log 3.
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EOSHD
eoshd.com › comments › topic › 90307-canon-r6-mark-iii-brings-7k60-raw-open-gate-clog2
Canon R6 mark III brings 7K60 RAW, Open Gate, CLog2 - Cameras - EOSHD Forum
November 15, 2025 - Just when I was about to pull trigger on a ZR, Canon drops this bombshell: Canon EOS R6 III Key specifications 32.5MP full-frame CMOS sensor Built-in image stabilization rated to 8.5EV 40fps burst rate w/ pre-capture 3.0", 1.62M dot fully-articulating screen 7K recording up to 60p (Canon Cinema R...
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Canon Community
community.usa.canon.com › t5 › EOS-DSLR-Mirrorless-Cameras › Downloadable-Canon-Log-3-LUT-for-EOS-R6 › td-p › 501850
Solved: Downloadable Canon Log 3 LUT for EOS R6? - Canon Community
September 22, 2024 - Solved: For Canon Log 3 usage, the Canon EOS R6 manual states "... LUT data can be downloaded from the Canon website. ..." but the EOS R6 support downloads do