Questions tagged [color]

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
175 views

On iOS, why would one want to pick a 'video' pixel format (16-235) over a 'full' format (0-255)?

Take a look at this screencap from this year's WWDC session 501 "Advances in iOS photography". As an app developer, you can tell the camera subsystem to either use the 'video' pixel format or the '...
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What is the actual color space of film in film photography?

I have been thinking about this question for a while now, and I haven't found an answer online. Modern technology (scanners, screens, digital cameras, printers...) use technical color spaces to ...
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How can I emulate 50's and 60's aircraft photos using film today?

I started playing with analog photography about a year ago. I find it really interesting, especially the choices of films that change the colors and feeling of the pictures so much. One kind of ...
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What determines whether chromatic aberration will be purple/green or red/cyan?

In my experience, both with my own photography and looking online, chromatic aberration is usually purple on one end and green on the other. However, I have also seen the same effect with red and cyan,...
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2answers
101 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 ...
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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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1answer
190 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 ...
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4answers
2k 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?
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1answer
53 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 ...
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3answers
651 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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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 areas ...
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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 ...
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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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169 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 ...
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3answers
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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 ...
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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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1answer
14k 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 ...
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1answer
362 views

Why does my white picture have a blue hue? And brighter/darker horizontal waves?

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 ...
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1answer
177 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 opto-...
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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 ...
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2answers
595 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. ...
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5answers
8k 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 ...
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3answers
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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 ...
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2answers
684 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, ...
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3answers
846 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 ...
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3answers
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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 ...
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1answer
322 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 ...
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1answer
641 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 ...
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2answers
600 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 ...
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1answer
1k 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 ...
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291 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 ...
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3answers
2k 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, ...
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384 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. ...
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2answers
653 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 "Border" ...
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2answers
17k 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 ...
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2answers
3k 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 ...
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1answer
436 views

Why would one lens produce warmer colors than another?

I was recently watching the following comparison video between the Nikon 85mm 1.4G and 1.8G (judge as you will): https://www.youtube.com/watch?v=gZkbEivJbUw When they showed off very similar ...
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2answers
422 views

What's the perfectionist's workflow for taking a photograph from capture to print?

I'm interested in perfecting the 100% ideal method of doing things, keeping the color tones and quality through capturing to the printing and publishing. This isn't about handling the camera or doing ...
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8answers
6k 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 ...
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3answers
179 views

How do I develop a workflow for color, considering all the eqivalent operations?

Edit for clarification: I'm asking how to develop my own preferences in the cases where there's more than one way to do things, without developing bad habits from being self-taught. I've just started ...
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2answers
319 views

How can I add life to the dull skin tones in an image taken under low-CRI lighting?

This photo was lit with a homemade LED light panel, and I suspect the low CRI of the lighting was one of the reasons that it looks kind of dull. I've white balanced it as correctly as I know how and ...
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3answers
12k views

Why do my images look different on my camera than when imported to my laptop?

I have been taking some photos with my new camera, and have found that once I import them to my laptop, the colors look washed out, and not as nice and vivid as on the camera LCD display. It's a Sony ...
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2answers
18k views

Adobe lightroom changes colors after importing pictures

I have a strange problem where colors appear to be inverted when I load in my pictures of the recent bloodmoon into Adobe Lightroom. Here are two pictures (on imgur) showing the difference between ...
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1answer
666 views

What resources exist to learn how to create “good” Custom Canon Picture Styles?

After many years shooting with Canon I have only just realised that you can edit picture styles on your computer using Canon's Picture Style editor tool and then load them into the custom slots on ...
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1answer
256 views

Why do my fluorescent studio lights change color of the objects in my photos?

I have simple setup with two softboxes on sides and sheet of white paper on which object is placed, in my case it's a shoe. Camera Nikon d3100 (21mm, f/8.0, 1/25s, ISO 100). Shoe is brown under ...
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3answers
1k views

Are there graphic cards that allow calibration of conventional laptop displays?

I am about to buy a new laptop and would like to use it for photoediting. It would be nice to be able to adjust displays colors so they are accurate and display the real colors. Are there any ...
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1answer
2k views

When to use LUV and not RGB colourspaces

Some applications extract information from images in the LUV colour space and not directly from the more commonly used RGB. Why is that?
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1answer
120 views

How to decide the colour combinations while setting up still life objects?

Let's assume I have bottles of different colours. I want to make a still life photograph with them. How should I decide which colours go well with others? Example - should blue bottle be placed next ...
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3answers
3k views

How can I get my colours true for product photography?

I am struggling to get some colours correct in my product photography. I have used a gray card to set a custom white balance and also tried AWB in the camera, but still seem to have trouble getting ...
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3answers
10k views

Can I do “back conversion” of a B&W JPEG to color?

I have a black and white JPEG. It is in fact an RGB image, which means that the color is still there. And I know from past experience that when I shoot B&W with my Canon, the color image is still ...

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