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by Vian Esterhuizen

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Color is the human perception of light as having different hue, from reds and oranges, through yellows and greens, to blues and violets. Color is a fundamental aspect of the arts and photography.

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2answers
37 views

Why does my Canon 600D (T3i) videos/pictures pick up a lot of blue?

I'm completely perplexed by why my Canon picks up a lot of blue (i.e. there is a blue hint all the time) when none of my settings seem to ask for this. At first I thought it was my really cheap lens, ...
0
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1answer
100 views

Batch saving images with reduced colors

I'm trying to record and run a macro in Photoshop that saves images as PNG with just 8 colors. Recording the macro, I save for web, select the options I want, and hit save. But when I play back the ...
5
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2answers
5k views

Why do my image colors look drastically different in Photoshop than Lightroom on two calibrated monitors?

I am using Lightroom 5 and Photoshop CS5. I have two monitors, both are calibrated, (one is a better screen and more precise but they are very close.) When LR is open I can drag it from one screen to ...
9
votes
6answers
3k views

How can I increase color saturation naturally?

I just went to a gallery where the photographer had incredibly colorful/saturated photos. Along with them was a sign "unaltered" which I assume means HDR was not used. This appeared to be a medium or ...
0
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1answer
75 views

Why do the thumbnails for grayscale images show up in color in Windows Explorer?

I have some images from a Nikon SLR that I have converted to grayscale, however the thumbnails in Windows Explorer are in color. Is the thumbnail information stored in the file header, or is the color ...
4
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1answer
54 views
2
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3answers
195 views

Skin very red, blotchy in front of camera

I'm shooting vlog-like videos with a Canon SL1. My skin looks very blotchy, pasty, and red (see below). Anyway to fix that? Here are the settings: Shutter Speed: 60 Aperture: 4.5 ISO: 800 ...
1
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1answer
29 views

What is the difference between HSV and CIE-Lab color space?

When do we (or should we) use HSV color space and when do we use CIE-Lab color space?
1
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3answers
960 views

How to calculate mean/average photo color in GIMP?

How to calculate mean/average photo color in GIMP? I have some photo and want to calculate average color - how can I do it?
9
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6answers
4k views

Why do bright red flowers end up without details?

With our DSLR, indoor flowers come out detailed. Outdoor violet and blue flowers are detailed, too. But outdoor bright red flowers give us problems. They come out as a single flat detail-less spot. ...
9
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5answers
3k views

What's the difference between colour space and bit depth?

I know that there are different types of colour space and that sRGB is the most common. Bit depth defines the variations of a colour channel, where (I think) 8 and/or 16 bits are the most common. ...
0
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1answer
117 views

Which color for a job interview portrait?

For a job interview portrait, I need to make a picture that reflects leadership, creativity and flexibility. What color or colors should I use? Also, after pick up the color, should I use a tone ...
13
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5answers
2k views

Does black and white photography still make sense?

I think at first it was because of a limitation of the cameras present at the time, but with the color cameras that we have available now, what do you think of black and white photos? In other words, ...
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1answer
309 views

Can anyone reproduce the white/gold vs. blue/black dress's binary perception effect with a totally different subject?

Yesterday I asked about the strange Internet phenomenon of the dress which people very strongly perceive as either white and gold or blue and black. Here is the original: There are many theories ...
2
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1answer
228 views

Why is there a colour cast when using an incorrect white balance?

I understand what colour balance is and how it is meant to be used. However I don't fully understand why we see what we see if an incorrect White Balance is used. If for example we take a photo out ...
3
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2answers
76 views

How is the spectral response of a camera typically measured?

I cannot find any resources that detail a standardized method of measuring the spectral response of a camera. Does such a standard exist? Does anyone know how to do this? To give some context, I'm ...
2
votes
5answers
96 views

Can the specs for a digital camera indicate to me the color quality before buying?

Is there an item in a camera's specifications that can indicate the quality of color reproduction in that camera? There are a lot of things you can find out about a camera before buying from reading ...
1
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2answers
113 views

How can I convert a photo to a fixed palette with pre-defined weighted color proportions?

I am creating a physical mosaic from a photograph, where each mosaic tile will correspond to a pixel of the (scaled down) original picture. The problem is: my tile color selection is limited, with the ...
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4answers
89 views

How to take a picture of a point light source?

I work in a scientific laboratory and I need to take a picture of a sample that emits low intensity visible light (blue) when an infrared laser (980 nm) is pointed to it. I am using a filter with an ...
7
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3answers
567 views

Why can't one calibrate a monitor with a DSLR & a color chart?

The idea is simple: Take a RAW photo of a real color chart outside to get a white point of D65. Use that to get an accurate color correction matrix for the camera sensor. Use the same camera to ...
13
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7answers
1k views

Is there any point in photographing directly to black & white?

As opposed to photographing in colour, then having all the freedom to edit it afterwards?
10
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5answers
83k views

How do I select all pixels that match an exact color value in Adobe Photoshop?

Is there any way to select all pixels on the current layer that match a specific color value exactly? My first instinct is Select > Color Range..., but I cannot determine how to input a specific ...
4
votes
4answers
514 views

Why does BRIGHT red in direct sun come out orange?

I was at the NEC today dropping off a car for an auction, and took this quick photo (no intention to use for anything so no attempt at composition!) This was taken on a LG Nexus 5 mobile phone. I ...
0
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1answer
126 views

How can I achieve a color grading like in this photo?

I really like the effect from this photo and I know it's color grading, but I wanted your opinion on how I can get the same effect. The photo is available on this link. (The website is The Chriselle ...
3
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2answers
260 views

X-Rite i1 Display Pro - settings for a notebook

I recently bought a digital colorimeter from X-Rite, precisely an i1 Display Pro. I tried different configurations, with and without Flare Correct, small and huge color palette, with and without ...
17
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13answers
5k views

Do photographers see ambiguity in the color of the blue/black (gold/white) dress?

Okay, so, this has taken the Internet by storm today... You've probably seen it and lots of commentary. Apparently, many people see this as gold and white; to me, it's unambiguously blue. There are ...
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4answers
221 views

How can I colorize my astrophotography?

I want to color a photo that I took from my telescope, which unfortunately only captures black and white images. How can I add color to it, let's say using Photoshop... is it possible to color only ...
2
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1answer
85 views

How can I automatically correct aerial perspective in landscape photographs?

Because different wavelengths of light are scattered differently in air (there are actually two distinct types of scattering involved) light on the red end of the spectrum is scattered far more than ...
8
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3answers
221 views

Is there a specific color temperature to film?

Recently, I was taking some pictures of the snow using Kodak Gold (I believe) 200 and Fuji Superia 200. When I got them developed, I noticed that the Kodak had a "warmer" feel to them than the Fuji, ...
2
votes
1answer
200 views

What is the native color gamut of a modern digital sensor?

What is the area of CIE 1931 diagram that is being covered by contemporary digital camera sensors? I can find triangles for LCD panels being comapred to sRGB and aRGB and ProPhoto. There are always ...
29
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7answers
2k views

Why are there no dark yellows, or bright violets?

In his book The Photographer's Eye, photographer and author Michael Freeman says: Another consideration is relative brightness. Different hues are perceived as having different light values, with ...
2
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2answers
126 views

Does the right calibration temperature for my monitor depend on season?

I just bought X-rite calibration kit but one thing makes me curious. Should I set colder white point (6500K) for summertime and warmer (5000K) for winter? Will global warming cause atmospheric effects ...
2
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1answer
124 views

Effective viewing of Margulis' latest tome

I just got Modern Photoshop Color Workflow by Dan Margulis, and it appears to be self-produced and only available from him (via Amazon or other brokers, though). Given the subject, I suppose he has ...
7
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2answers
486 views

Does lens age affect color produced?

I came into some discussion with my friend, and my friend said that age may affect the color produced by the lens, i.e., a newer lens produce better color than an old lens (of the same model). Is this ...
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1answer
129 views

What is the easiest color to see on black and white?

Not exactly photography but somewhat related due to picture editing.. What is the easiest color to see whether it's on black or white?
3
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2answers
3k views

Why are Curiosity Mars rover photos black and white with huge white border?

Bellow is the first actual-size photo of Mars taken from the NASA's rover "Curiosity". On the NASA's website you can see other images. Despite the fact that the planet's photos are fascinating, they ...
2
votes
3answers
342 views

How to save large photos with web safe colors?

When I'm done in photoshop I always use save for web to take care of color management so it looks the way I want in the jpeg, but it won't let me save photos any larger than 8191 pixels on a side, ...
0
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0answers
52 views

What is this style of photo editing called? [duplicate]

And how can one achieve it? Any tutorials etc? More examples here: https://www.flickr.com/photos/altrieri
2
votes
2answers
76 views

Why can I see beyond sRGB in CIE Chromatic Diagram

According to CIE 1931 color space chart, the sRGB gamut is what's inside the triangle: As you can see from the diagram, blue is shown outside the sRGB gamut (at about 460 nm wavelength). Knowing ...
3
votes
1answer
210 views

Is there a name for the style of putting a strong color gradient over a photograph?

A common trend I'm seeing a lot of is to put a strong color gradient over a photograph to create an attractive background. I'm not talking about slight color tweaks that instagram does, but instead ...
5
votes
5answers
10k views

How can I take selective color pictures with my Canon T1i?

I want to select a certain color using my camera so only that will be recorded as color, with all the rest in gray- or b/w-scale. Meaning, only one color and its shades appear colored, and rest is ...
6
votes
3answers
3k views

Color film comparison: How does Fujifilm Superia compare to Kodak Portra?

I am a newbie to color analog photography. So far I have only use B&W films. Specifically, I prefer Ilford Delta 400, Kodak Tri-X and Ilford 3200. My camera is Pentax ME Super. I am on the big ...
-1
votes
1answer
50 views

Source for colored Wratten filters?

I need 13 different Wratten gelatin filters to use in some research in anatomy and I need a specific spectrum of light filters. I need #'s 3, 9, 15, 16, 21, 24, 25, 29, 44, 53, 58, 98, and 31 or 32. ...
1
vote
0answers
31 views

What can cause yellowish horizontal bands when using a relatively high shutter speed? [duplicate]

I'm using a Canon 6D, using my Canon 50 mm f/1.8 lens. I was taking pictures of my son using his "youpala" (no idea how you say that in english :D) last night, in my kitchen, with only my ceiling ...
6
votes
3answers
1k views

How do I get accurate color when taking a photo of an LED?

When I'm taking a photo of a LED diode (turned on), it appears to be brighter than it should be and its color is false. For example, red diode looks pink. I have tried changing white balance or use ...
-3
votes
1answer
160 views

What kind of filters might have been applied to these photos? [closed]

Neither of these is mine (obviously, since I'm asking), but I see both effects quite frequently as of late. I'm trying to figure out the nature of them. Can anyone make a guess as to what kind of ...
0
votes
2answers
120 views

Color spaces for large prints / and or web

I am using a MacBook Pro (2011) and edited a photo from camera raw into photoshop. The color space is set to sRGB within photoshop. I used Lightroom to export to JPEG while ensuring that the color ...
4
votes
4answers
184 views

Map R+G+B+infrared to R+G+B?

A photograph that includes color beyond the usual visible spectrum can be constructed by "overlaying" the image from a conventional camera with that from an infrared (or ultraviolet, or x-ray) one. ...
5
votes
3answers
457 views

How can I reduce the effect of sodium vapor street lights in night photography?

I would like to light buildings at night using torches etc. How do I reduce the sodium light (street light ) that is cast on it. Can I reduce it with a filter and if so which one?
2
votes
3answers
124 views

How to view the gamut of my printer?

I'm recently unsatisfied with my prints from my printer Epson 3880. The color is simply out of gamut of my image (flowers with vivid colors). I checked with different ICC profiles in color sync and ...