Nidelva river through Trondheim Norway

Nidelva river through Trondheim Norway
by Saaru Lindestokke                

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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
309 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
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2answers
45 views

Do some colors appear more sensitive to chrominance perceived than others?

I'm interested in comparing the camera readable chrominance change to what a person can actually see. Are there any colors that result in a physical / measurable change in chrominance, but are ...
3
votes
5answers
501 views

How can I change contrast within a single colour?

What techniques can be used to change the perceived contrast within a single colour only, in post processing? For example, how can I change the contrast of the blues to affect the sky, or the green ...
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0answers
54 views

Camera degradation over time in mobile phones

I am working on the concept that the color reproduction property of a camera in a mobile phone can shift over time as compared to what it used to be in a newly bought phone. So, came with some doubts: ...
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1answer
105 views

Full well capacity

As I understood, the full well capacity is the maximum number of charges(photoelectrons) that can be stored in a pixel before a leakage to adjacent pixels and causing problems like blooming. In some ...
17
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8answers
1k views

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

As opposed to photographing in colour, then having all the freedom to edit it afterwards?
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1answer
252 views

How can I batch save images with reduced colors in Photoshop? [closed]

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 ...
3
votes
3answers
192 views

What's the difference between LED and conventional lighting?

Is there any difference in LED lighting vs bulb lighting or any other lighting? Someone said that the LED light doesn't have the full spectrum of light. Is that a problem?
4
votes
5answers
9k views

Why is wrong color coming out of my Rebel T3i?

I'm not a professional at all but bought a Canon Rebel T3i to capture life's moments. The color of my shots are way far off; ie., my sons navy blue and white baseball uniform comes out bright green ...
16
votes
4answers
2k views

Are RGB numeric values equal to CMYK percentages?

are RGB numeric values equal to CMYK percentages?
7
votes
3answers
917 views

Colors while scanning a cross-processed film: why [not] so vivid?

In this question I am trying to understand the nature of colors in scanning cross-processed films. I've thought that I'm okay with photoshop, with subtractive and additive colors etc etc etc, but ...
17
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6answers
5k views

Why not use a camera as a colorimeter?

Clearly to achieve reliable results, it is essential to calibrate key parts of the imaging pipeline - particularly the computer display on which images are edited. Few seem to question the ...
4
votes
1answer
603 views

How to invert color negative “scan” via DSLR without clipping the red channel?

I am trying to convert color negatives into positives and struggling with removing the orange mask and getting usable colour after inverting. It seems that I constantly clip the red channel no ...
2
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2answers
106 views

How do I fade colour in some areas of a photo with Photoshop?

I have photos of biological tissue samples (the attached photo is not mine, it is just an example), which were stained with dye. Because of the nature of the tissue, the staining is uneven (some ...
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1answer
43 views

Vintage Photo Printing

I have some old color (C-prints?) photographs that were printed in the 80's which are quite faded. I would like to have them reprinted but would like to have them printed on the same paper as they ...
3
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3answers
224 views

Why are the color spaces we have access to incomplete?

The question, then: If all colors are combinations of red, green and blue, and my monitor's pixels use all three, why is its color space limited to so small a portion of the actual complete color ...
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2answers
79 views

Taking pictures of rugs for online use

I work for a rug manufacturer in the same office as the photographers for our online sales. They take all photos of rugs in house. They have a tremendous amount of post processing that has to be done ...
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2answers
98 views

How can I fix this purple spot in my photo?

As you can see, the peach has a purple spot. I don't know what happened. The light is from the right side. I guess that's the place where the light reflected into the lens. Is there anyway I can ...
2
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3answers
640 views

What would cause a green color shift in 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 ...
35
votes
3answers
2k views

Should changing the shutter speed affect the moon's color?

I just took two moon photos: one at shutter speed= 1/400 and the other at 1/200. Both @200mm, f/8, 100 ISO I can understand with a higher shutter speed less light will enter into camera sensor, ...
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2answers
124 views

Why would an orange spark appear blue in a video?

I was testing spark generation on my car's ignition system at night and recorded the sparks on my Lenovo S856 cell phone. However while taking the video I noticed that the spark which appeared orange ...
1
vote
3answers
96 views

Any way of achieving accurate color saturation?

There have been multiple times when capturing a landscape where the images I took look really unsaturated. Yeah, I can boost the saturation, but I don't want to accidentally make the photo look ...
4
votes
2answers
270 views
1
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1answer
88 views

How do I create a mask to select only a particular color in Photoshop?

I have a project I'm working on where I'm taking photos of a bunch of cards / posters that are all in grayscale and have to get only the black portions from each of these photos. I know I could use ...
16
votes
7answers
2k views

Why don't color spaces use up the entire color spectrum?

Take a look at the CIE 1931 chromaticity diagram shown with the sRGB color space gamut. Why are certain colors intentionally left out of color spaces, like you see below? Why not just include all the ...
2
votes
1answer
101 views

Why does my white picture have a blue hue?

I took this picture in a soft box illuminated by three 5000k 10 watt LED flood lights (one on each side and a third on top) I'm using a Samsung Galaxy S5 to take the picture, ISO 100 and Matrix ...
2
votes
2answers
142 views

Can an amateur significantly improve colour on a factory-calibrated monitor (like the Dell U2414H)?

I'm mostly happy with my new IPS U2414H, but comparing it side-by-side with my beloved old CRT, I can see that the colours are not quite as good on the U2414H. It has less life-like skin tones, ...
8
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1answer
103 views

Who publishes standardized camera specs?

Is there any online resource that provides camera specs that adhere to ISO standards? ISO has published many standards for camera specs: Tonal response ISO 14524:2009: Methods for measuring ...
6
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3answers
37k views

How can I create a soft pastel tones preset in Lightroom?

Could anyone give any recommendations or links that may help me make my photos in soft, pastel tones, like photos from these albums: http://air-we-inspire.livejournal.com/102576.html ...
5
votes
4answers
1k views

What do I need to photograph paintings with accurate color? [duplicate]

I need to photograph paintings, and also small details of paintings. Color accuracy is extremely important. Previous experience (not recent, however) with digital photography showed color divergences ...
9
votes
4answers
672 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, ...
31
votes
5answers
5k views

How does Kelvin for color temperature relate to Kelvin for actual temperature?

Color doesn't have actual temperature. Try putting a blue square and a red square up on your monitor and hold a thermometer against both regions. If you find that there's a difference, you're doing it ...
0
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2answers
52 views

How to adjust HSL values on specific areas of photo using adjustment brush in Lightroom and Camera Raw?

How to adjust HSL values on specific areas of photo using adjustment brush in Lightroom and Camera Raw. We can see slider control for temp, tint, exposure... But couldn't control the HSL values. ...
9
votes
3answers
887 views

What is the difference between “color” and “tones”? [duplicate]

I am working through the Teach Yourself Photoshop book. I opened up a NEF file in Adobe Camera Raw. In the text it says: By shooting in raw you capture more information about the colors and ...
7
votes
3answers
213 views

Editing photos for this “milky” and “twinkly,” vivid but nostalgic effect?

I can't really find questions about this style of photography I see a lot, anywhere on the Internet, but I think it's very beautiful and enchanting. It seems both vivid and faded at the same time (at ...
2
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3answers
152 views

What's the best method to change colours in a photo to another specific color?

What is the best way to change the colours in a photo to a specific colour? Specifically, how can we change the colours using Curves or Levels Layer? Here are few examples for understanding: orange ...
0
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2answers
85 views

Is there a 120 film with cool colors?

Does anyone know of some 120 film models that yield cool colors? I'm not looking for super saturated films or weird toy films by Lomography. I'm looking for very cinematic colors. Most likely vintage. ...
1
vote
1answer
67 views

Metering without a incident light meter

Consider the metering method I used below: I meter all color negative film the same. I use a very simple analog incident light meter (Sekonic L-398 A), nothing fancy or expensive. I rate my ...
1
vote
3answers
694 views

Embedded jpegs in NEF raw files

I open a .NEF image from my Nikon D80 in the Windows Photos app (the modern/"metro" style app). I then zoom in, and it re-renders or something to display higher resolution, but the colours become less ...
0
votes
1answer
132 views

What kind of filter or preset would I use to get this faded yet saturated 1950s-pastel coloring?

I love this look that I see a lot on certain very feminine fashion blogs. I feel like it's not as simple as what VSCO presets do (or at least VSCO Film, vs. Cam, if I'm editing my photos on my ...
1
vote
2answers
226 views

What's the secret to this pastel, beautifully blurred photo?

I see the effect often that appears in this photo – these two things together: 1) a very strong bokeh(?) where most of the image is blurred 2) some kind of color filter that emphasizes bright pastels ...
0
votes
1answer
52 views

How to do color correction on multiple display devices?

Each display device renders colors in their own way. E.g. Apple's retina display renders colors in a more vivid way then an LG display device. The photo editor has to deal with this problem. I use my ...
1
vote
2answers
77 views

Why is the sky bright orange in my Olympus camera's viewfinder?

Hi all I have an Olympus EM 10 and I have an issue with strange colours when I take a picture. The blue sky for example is bright orange. The pictures are fine though it's just the viewfinder and the ...
1
vote
3answers
147 views

What is the “right” displayed color?

Taking in consideration the web environment only, not screen-to-print jobs, let's suppose that we have a font color e.g. #f1ecd6 Hex, displayed by a LCD, properly—by a hardware device—calibrated, ...
4
votes
3answers
160 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 ...
13
votes
6answers
128k 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 ...
1
vote
0answers
327 views

Is it normal for the Canon 6D to exhibit more color noise compared to a 50D?

My first day with 6D, upgraded from a 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
76 views

How to select foreground color for stroke in a Photoshop action?

I am making an action in Photoshop CC to create a narrow border around images. I chose a foreground color from the image using the eyedropper then recorded the action to Add new layer called ...
6
votes
4answers
2k views

RAWs looking massively different in Aperture/Mac OS Preview compared to camera preview and (Canon) PictureStyleEditor

Yesterday, I have been shooting photos at a christmas market -- especially a band that played there. Since everything happened in the evening and it was quite dark, I thought using RAW instead of JPEG ...
5
votes
2answers
521 views

How to make color darkroom prints?

I'm diving into the intimidating world of color darkroom prints (RA-4). I've heard some things (no safelight, needs to be the correct temperature, and so on). However, I haven't really found a ...