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Questions about how to choose the correct colour balance for a given scene, and how it affects photos.

learn more… | top users | synonyms (2)

0
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6answers
343 views

Does the subject's face have too much red tint?

I took the attached picture with an iPhone 4, outside around 5pm, which was close to sunset. Does the subject's face have too much red tint? If yes, how would I fix this?
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vote
3answers
279 views

When you shoot flash through an umbrella, does it change the color of the flash light?

Does the umbrella cloth (or whatever material it is made of) act as a filter and modify the original color temperature of flash?
1
vote
2answers
220 views

Is a 18% gray card intended for exposure metering, and its use to set white-balance is just a bonus? [duplicate]

I've heard that 18% gray cards are intended specifically to aid on determining the right exposure for photography, and only coincidentally for white balance. Is this true? Is it better to use a ...
0
votes
2answers
402 views

What is the math behind white-balance, and how to choose it?

Given a bad balanced RGB image (in terms of white balance), how can I choose the proper color balance that needs to be applyed (as a RGB vector where 128,128,128 is the neutral)? Same question for a ...
3
votes
2answers
354 views

Hotshoe flash with adaptable color temperature?

The dual LED flash in the iPhone 5s allows changing its color from white to amber, to approximate the color temperature of ambient light. dpreview.com writes: In fact, it features the first ...
3
votes
3answers
2k views

How to correct yellowish pictures under fluorescent lighting on a digital camera?

What can I do about some of my pictures turning yellowish under fluorescent lights - I can not turn the lights off - judo lessons for my grandson in school gym. I am using the Canon Rebel XSI (450D) ...
4
votes
2answers
284 views

What does 'freedom of color from white or gray' mean?

The dictionary entry for the word chroma says, "the purity of a color, or its freedom from white or gray." What does that statement mean? What is color made of? What causes color? I was reading this ...
3
votes
3answers
1k views

How to set white balance in a photo of stars?

Just as in camera menu, there is WB presets available in RAW processing. Those include daylight, cloudy, shade, flash, fluorescent, etc. And of course Auto and custom settings. When processing my ...
12
votes
7answers
1k views

How to set tint if one is colour blind?

How should someone with red-green deficiency in colour vision set tint in Lightroom or other post-processing tools?? Are there any external tools (other than asking someone) that say whether white ...
7
votes
1answer
504 views

How can I use CMYK values to white balance skin?

I recently heard a photographer mention that they: ...adjusted the white balance using the CMYK method I did a bit of searching on this and found different resources claiming to use formulas ...
5
votes
2answers
390 views

Why isn't there a Red/Cyan slider in Color Temperature sliders in photo editing software?

This is in Adobe Camera RAW and in Lightroom, the color temperature sliders are Blue/Yellow and Green/Magenta, why isn't there one for Red/Cyan?
1
vote
1answer
403 views

How to use a Kodak Gray Scale to color-proof image scans?

I am familiar with the usage of a (Kodak) Gray Scale card when photographing, e.g. to get a color-proof replica of a painting. Now, I'd like to use such a card to ensure my scans are color-proof. At ...
3
votes
6answers
3k views

How to whiten the yellow light of a poorly illuminated picture?

I had some poor lighting during a photo shoot (amateur) and ended up with pictures like the ones below. Is there any easy way in Lightroom to correct and whiten the lights in these kind of pictures? ...
1
vote
3answers
310 views

What is the difference between auto white balance and custom white balance?

I have used both modes on my Canon 550D and found the results to be quite different, particularly indoors under fluorescent light. Auto white balance seems to produce yellowish images at times, while ...
18
votes
2answers
3k views

What is the white balance of film?

As opposed to digital photography, the white balance in film photography is fixed, cannot be changed easily after taking the shot and depends on the film. But what is the white balance of film? I know ...
3
votes
5answers
2k views

How does light quality vary between fluorescent (CFL) and incandescent?

I have two sets of soft boxes. One has incandescent bulbs (3,200k) and the other uses compact fluorescent bulbs (CFL @ 5,500K). I'm trying to sort out some of my understandings regarding the light ...
2
votes
3answers
4k views

How can I correct a yellow tint in prints which formerly were properly colored?

I have been printing pictures for some time and all of a sudden they started coming out tinted in yellow. My goal is to print some Memory Books for my Grandchildren and I am unable to proceed like ...
5
votes
5answers
1k views

Does Earth's latitude affect the color of light?

I was talking with a friend about what conditions can affect color, gamma and white balance, and how to get in order these variables into the configuration to set up and get a good shot. Beside the ...
3
votes
3answers
484 views

What color temperture produces warmer tones?

With two sources of light: an incandescent light approximate color temperature of 3000 K, sun with an approximate color temperature of 6000 K. W Which source produces warmer tones? Consider ...
2
votes
4answers
242 views

What is the color of “white” that is displayed on a Camera screen or LED monitor?

When I white balance my DSLR to a given color temperature that temperature shows as "white" on the LED screen, and on a computer monitor. What color is the LED screen or computer monitor displaying ...
4
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1answer
864 views

How to adjust RAW photos from underwater?

I have some photos that were taken from a glass bottom submarine that have colors that look all wrong. I'd like to edit these raw files in Adobe RAW Converter to make them look more normal. There ...
1
vote
4answers
464 views

Will LEDs work with a point & shoot camera for light booth digital photography?

I am planning on using multiple strips of LEDs to light up a 2 ft x 2 ft x 2 ft light booth for taking pictures of small items. LED output is Cool White 6500k. Digital camera is low cost 5 megapixel ...
2
votes
3answers
295 views

What are techniques for enhancing visibility of photos under natural, outdoor daylight?

I'm trying to find techniques for making photos more visible under daylight (i.e., when daylight reflects off the photo displayed on a screen or print). Does anyone know of any photo editing ...
1
vote
4answers
219 views

Why are these lights all different colours and how can I correct them?

I occasionally take panoramic city photos and I've noticed that certain sections of the cities have a lot of different coloured lights. What causes these different lights? Some of these appear to be ...
2
votes
6answers
712 views

How does the gray level in a target impact the true color after calibration

I'm trying to learn how to take photos that are color accurate. I'm testing on a newly painted wall in my kitchen, and has a biege paint with some green tone. ...
4
votes
2answers
277 views

What's the best way to correct white balance in post?

A lot of my photo's seem to have incorrect white balance, but as I shoot in raw I'm thinking this can be corrected. So my question is, with post processing, what's the best way to ensure correct white ...
1
vote
2answers
971 views

How does one use a white balance card (gray card) to set a custom white balance? [duplicate]

I have only been able to find instructions that involve post-processing. Is there a process where I can take a photo of the card and set that white balance and save it for my photos? Basically setting ...
2
votes
3answers
455 views

How do I judge correct White Balance?

Which photo has the more correct White Balance? For me the second is much better than the first. My understanding is that the R+G+B histogram needs to be as balanced as possible. Is this true, or does ...
5
votes
4answers
2k views

How does the eye perform the equivalent of white balance? [duplicate]

Possible Duplicate: How can knowledge of human perception of color be used in photography? How does the eye perform the equivalent of white balance? Why is the camera not able to replicate ...
2
votes
1answer
228 views

Would auto white balance benefit from use of a color card? [duplicate]

Possible Duplicate: Does Auto White-Balance Really Work? How? How do you use a gray card? An ongoing unsolved challenge is white balance (Nikon D800E). The camera in auto WB fails way too ...
5
votes
1answer
156 views

Using gray/white card to determine white balance, does it matter where I stand when I take reading photo?

If I want to use a white card to determine the white balance, and I'm taking a picture of something that is a short distance away from me, does it matter if I don't walk back to where I'm going to ...
4
votes
2answers
251 views

How can I adjust for any inaccuracy in a homemade white card?

Quite a number of years ago, I made my own white card. It is basically made up by two white access cards in plastic glued together and sanded down so that they have a matte finish. The cards have ...
6
votes
2answers
142 views

Can I cut up a 15x20cm Novoflex Graycard without ruining its properties?

I purchased a graycard, specifically a Novoflex 15x20cm (~ 6x8") card that is white on one side and 18%? gray on the other side. However, it's a bit too large to comfortably fit into jacket pocket or ...
2
votes
1answer
342 views

Does Lightroom export white-balance temperature and tint value to JPEG metadata?

When I export a JPEG from Lightroom 3.6, is the white-balance temperature and tint value written in the JPEG file somewhere? Could I later take that JPEG and see (in the EXIF for example) what the WB ...
4
votes
1answer
2k views

How does white-balance synchronisation work in Lightroom?

I just noticed that when in Lightroom I sync white-balance between multiple images the colour temperature and tint of the source image is not just copied over to the target images, but somehow ...
5
votes
2answers
4k views

How to change background and maintain realistic effect?

I have like 30 different photos to process like this, but I want to know key things to maintain realistic photo by changing it's background, or maybe just modify background so it would be more ...
1
vote
1answer
115 views

How can I see the white balance levels of photos in playback with my Nikon DSLR?

I am a Nikon user, and have recently moved to the Nikon D5100. On my old camera when viewing images I would be able to press the arrow button and I would be able to see the white balance levels of ...
8
votes
3answers
394 views

How did Matt Grum color correct the images in “Why is the Fluorescent filter for a flash green?”?

I saw in another question - "Why is the Fluorescent filter for a flash green?" - that Matt Grum had amazingly color corrected two images and would love to know how. Of course, all are invited to ...
14
votes
1answer
350 views

Gray card angle during custom white balance calibration - does it matter?

Do I have to have the gray card on a specific angle while taking a photo for custom white balance calibration? Or it is irrelevant? I am guessing that the gray card plane should be perpendicular (90 ...
8
votes
1answer
136 views

Should I reuse a custom white balance for the same scene but with a different lens?

Let's say I'm shooting from a tripod to an exact spot, I set a custom white balance with a gray card and then I switch lens. Should I redo the custom white balance?
7
votes
6answers
3k views

How does aperture size or shutter speed affect color temperature?

With all other parameters assumed constant, does aperture size or duration of exposure have any effect on the resulting color warmth or vividness? (Even slightly.) While answering please also ...
17
votes
5answers
2k views

If shooting RAW, is the white balance selected in camera irrelevant for exposure?

I have read the existing question - Does the camera white balance setting affect the raw image at all? After reading the above post, I am still not clear on the part around exposure. Is it possible ...
3
votes
1answer
972 views

Lightroom white balance adjustment without a grey card

I'm using Lightroom 4, trying to adjust white balance using the eyedropper by the Temp slider, but I'm not sure where in the image to click to get the right balance. I did not use a grey card, so do I ...
6
votes
2answers
285 views

With so many white balance tools on the market, which of them (if any) are recommended?

Is the white balance card enough or would one of these work better? I know there are sometimes certain objects in the environment that I can calibrate against, but I often get worse or unpredictable ...
7
votes
2answers
342 views

White balance adjustment using gray card

I need some advice regarding white balance adjustment. I was using a gray card when shooting a series of photos in a forest, because I found the light a bit tricky there. The plan was to set the ...
4
votes
3answers
238 views

Why does setting white balance in the camera prevent me from being able to change it afterwards? [duplicate]

Possible Duplicate: Why can I adjust the white balance of a RAW file but not a JPEG file? I thought white balance adjustments were simple color-cast adjustments applied uniformly across the ...
4
votes
2answers
1k views

Infrared Photography - How to set White Balance?

When I started out photographing in infrared I wasn't setting a specific White Balance (I let the camera set on automatic). Then I started learning more about how people take infrared shots, and that ...
4
votes
2answers
696 views

Why would my Hoya ND8 Pro 1 decrease the white balance dramatically?

I've just bought the Hoya ND8 Pro filter (+3 stops). After some tests, i've just notice that the results are very different from a single shot. After some tests, here is my conclusions : The ND ...
13
votes
5answers
1k views

What is WB bracketing used for?

I found out that I can bracket white balance in camera on my 550D. When is this useful?
3
votes
3answers
1k views

How to check what White Balance setting was used (on a Mac)?

I've been experimenting with different white balance settings, and I can see what was used while browsing photos on my Nikon preview screen. But when I copy the photos to my laptop where I can ...