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by Jakub

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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.

learn more… | top users | synonyms (1)

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1answer
55 views

Color shift on the same photo between my mac and my iPhone

I just finished editing a picture and saved it in JPG on my Mac, which look perfectly fine. I sent it to my iPhone and the color completely shifted and look dull. I was wondering what could make such ...
0
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2answers
79 views

How can I change the eye color in a photograph? [closed]

Is there any way how I could change the eye colour in a portrait picture? Would like to know all the ways that I could use to edit.
9
votes
3answers
449 views

Why are the colors so different in these two photos from different cameras even though I set white balance to the same temperature in Lightroom?

I have a Nikon D750 and D800e. I was attempting to run an ISO test on the two, but I can't put my finger on why the two came out with such a different color balance. Here was my method: Put D750 ...
2
votes
3answers
209 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 ...
4
votes
1answer
58 views

How can I fix the Pantone Huey Pro colour cast problem?

After calibration using my Huey pro the screen gets a green cast.
1
vote
1answer
39 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?
0
votes
1answer
99 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 ...
0
votes
1answer
118 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 ...
2
votes
1answer
235 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
votes
2answers
83 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
97 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 ...
0
votes
4answers
94 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 ...
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?
4
votes
4answers
534 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
votes
1answer
128 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
votes
2answers
317 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 ...
1
vote
4answers
234 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
votes
1answer
87 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
votes
3answers
245 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, ...
1
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1answer
317 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 ...
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 ...
3
votes
1answer
227 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 ...
2
votes
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 ...
0
votes
1answer
101 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 ...
2
votes
1answer
125 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
votes
2answers
487 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
135 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?
2
votes
3answers
345 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
53 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
78 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
215 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 ...
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 ...
-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. ...
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 ...
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 ...
1
vote
3answers
1k 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?
4
votes
4answers
188 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. ...
1
vote
2answers
114 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 ...
5
votes
3answers
468 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?
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
vote
0answers
237 views

Canon 6d color noise (and compared to 50d)

my first day with 6D, upgraded form 50D. Wouldn't be pixel peeping but something unusual caught my eye when I opened photos in Lightroom this morning. The color noise pattern is completely different ...
1
vote
2answers
143 views

CIE Chromatic Diagram explainment

The MacAdam Ellipse is applied in the CIE Chromatic Diagram. I understand that humans distinguish some colors better then other colors (that's why the shape is eliptic / a horseshoe / inverted ...
2
votes
3answers
131 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 ...
9
votes
4answers
1k views

Why are gels used for digital photography?

What is the purpose of color-adjusting light sources with gels in digital photography? Are they reserved exclusively for scenarios in which one wants different colors from different lights? I assume ...
2
votes
1answer
82 views

Do I have to do camera calibration every shoot?

I bought a xrite color checker export. I understand that for white balance, I'm suppose to shoot the card every shoot. Because the whitebalance is different in every environment. But what about ...
7
votes
3answers
601 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 ...
3
votes
0answers
123 views

Per-Application Color Management under GNOME3

I have recently used DispcalGUI and a Spyder4 to calibrate my monitor. I have selected the resulting calibration profile with the GNOME setting manager. However, instead of making my workflow more ...
3
votes
5answers
1k views

Why do my Nikon NEF raw files come out with a green tint when converted with Nikon or Adobe software?

I have a Nikon D5100 and I have converted my NEF files to JPEG using the Nikon software "NEFCDC". The pictures got converted, however, they developed a green tint in them. Please help me out ...
9
votes
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. ...
3
votes
1answer
268 views

Human perception in color mixing

Look at this image: 50% of its pixels are blue (0, 0, 255), 50% of its pixels are yellow (255, 255, 0). When I look at my computer display from a distance where I cannot distinguish the ...