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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Troubleshooting developing Portra 800

I just performed a shoot with a single roll of Portra 800, new from amazon, in date. Developed using correct times with replenished fuji C-41 chemistry in a jobo 1500 tank. I metered the film at ISO ...
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Quick Whitepoint-based Calculation

I have an LED device that shines exactly one color. I know the RGB of that color, it's rgb(190, 215, 255) on a color-calibrated monitor. I have several other LED devices I'd like to display the same ...
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How can I simulate lights with low Color Rendering Indices?

I have a photo taken in good lighting, and I would like to show the effects of light sources with low Color Rendering Indices (CRI). Assuming I have a complete CRI measurement of a light source (the ...
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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 ...
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Timelapse color flickering

I've tried to shoot the red line of sunrise along the sea and I've done that from under a very low bridge with the penumbra, so I' ve captured some portions of the sand and palm trees too. I tried it ...
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Why some pictures appear in Facebook with three coloured bands?

This is not a single occurrence, it's also not limited to a single user. Every now and then I see pictures like this on Facebook: And this: What went wrong here? Picture cropped for privacy ...