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Color Spaces and Color Profiles Tutorial


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I've released a new video on understanding the differences between Color Spaces and Color Profiles. This is always a misunderstood topic, so I hope this helps. It is 8 only minutes long.

http://www.theartofretouching.com/blog/color-spaces-and-color-profiles


I also have an older video on the same topic, that additionally includes extra discussion on Bit Depth and the differences between cheap and expensive monitors. This one is 12 minutes, but covers more topics.

http://www.theartofretouching.com/blog/color-space-srgb-adobe_rgb-prophoto-cmyk
 
Hi ArtOf -

Thanks for the tutorials. I skimmed through both of them and thought they would be very appropriate for someone first trying to wrap their heads around these concepts -- you covered many of the important basic ideas nicely without overwhelming a rank beginner.

That being said, I got a chuckle when I saw your comment about Andrew. He definitely knows what he is talking about. I'm not sure exactly what he commented on, but one thing I noticed was that I would perhaps suggest you slightly soften your statement that a higher bit depth monitor gives "more colors" to some simplified version of the following:

"... a higher bit depth monitor, together with a high bit depth video card and driver software can let you see finer gradations of color and tonality within a given range of colors. Higher end monitors like these typically can also display a wider range of colors, so wider gamut color spaces can be displayed out to their very edges, even if the bit depth in the video data is reduced for some reason to 8 bpc."

BTW, don't ask me how to compress all of that into plain English, but there are a bunch of points in there that often cause problems. For example, a common occurrence is that someone buys a high end monitor, sees hardly any change and asks a help forum what he did wrong (or failed to do).

On a different topic, perhaps you cover this in another tutorial, but a serious and often misunderstood point is the difference between device (hardware) color profiles and profiles for the various color spaces. With alarming regularity, I see people asking for help with their colors, and when they send me their PSD file or screen shots, I find that they have done something like selected some Epson printer profile or scanner profile or monitor profile as their working RGB color space. Arghhh!!


Finally, one semi-humorous point: I don't know if this has ever happened to you, but wide gamut, 10 bit monitors (and card, and driver software) can sometimes get you into hot water because if you are using one, you can see some pretty hideous problems in images that few others can see. When you bring this to the attention of the artist / photoshopper, of course, they see absolutely no problems, and will swear on a stack of bibles that you are being rude and are "busting their chops" just for the fun of it. LOL.

Again, thanks for the nice tutorials.

Regards,

Tom
 

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