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7 votes
Accepted

Does saving a file in Prophoto RGB increase filesize?

ProphotoRGB is the color space which defines the gamut. This RAW file size is controlled by the color depth (such as 14 bit). A 14 bit depth is the same size in AdobeRGB and ProphotoRGB. A jpg is 8 ...
DeMorcan's user avatar
  • 216
7 votes

Should I use ProPhoto RGB?

Let me first say that everything that's happening is exactly how it should be. Even the fact that Photoshop gives you a warning, which is a matter of its Color Settings (see below). And your concerns ...
Zeus's user avatar
  • 1,549
5 votes

Where can I see ProPhoto RGB photos

The ProPhoto colorspace cannot be displayed in its entirety. According to Wikipedia: One of the downsides to this color space is that approximately 13% of the representable colors are imaginary ...
xiota's user avatar
  • 27k
4 votes
Accepted

Change JPEG ColorSpace Encoding value

In Adobe Photoshop, there are two menu options: "Assign Profile" and "Convert to Profile". If you have an image in the ProPhoto RGB color space, and you "assign profile" sRGB, this just changes the ...
osullic's user avatar
  • 12.4k
4 votes

Does saving a file in Prophoto RGB increase filesize?

All other things being equal, saving file in ProPhoto instead of sRGB or AdobeRGB shouldn't increase the size. But ProPhoto files should be always saved in 16 bit color to avoid posterization. ...
MirekE's user avatar
  • 5,205
4 votes

Should I use ProPhoto RGB?

Zeus's answer is great and comprehensive. I am just going to add some additional thoughts for some of the OPs specific questions. Some below are opinionated based on PRACTICAL REALITY and experience. ...
Myndex's user avatar
  • 572
3 votes

Where can I see ProPhoto RGB photos

The ProPhoto color space is just another way of describing RGB colors. sRGB, AdobeRGB, and ProPhoto can all describe/display the same colors (where they overlap/using different numbers); but the ...
Steven Kersting's user avatar
2 votes

Should I use ProPhoto RGB?

It depends on your intended purpose. If your output will be on typical screens (monitors, phones etc) then sRGB is going to get you the best most consistent colour accuracy. ProPhoto RGB has a wider ...
David's user avatar
  • 186
2 votes

Does saving a file in Prophoto RGB increase filesize?

An RGB image stores, for each pixel, an R value, a G value and a B value, which combine to define the colour of that pixel. Using 16 bits per channel (for example) allows for 281 trillion distinct ...
osullic's user avatar
  • 12.4k
2 votes

Converting from sRGB to ProPhoto & vice versa on Photoshop (with a 120% sRGB screen)

Just because Photoshop uses the ProPhoto color space internally, it doesn't mean what you see on your screen is rendered using ProPhoto color space. It's almost certainly being converted to sRGB when ...
Michael C's user avatar
  • 175k
2 votes
Accepted

Converting from sRGB to ProPhoto & vice versa on Photoshop (with a 120% sRGB screen)

I think there's a broad misconception here, but I'm not sure where to start to 'fix' that, so here are some rambling thoughts so far… Bullet points in the question have been edited since I answered ...
Tetsujin's user avatar
  • 23.4k
1 vote

How to calibrate my monitors and colorspaces to to best create a workflow or editing raw photos for uploading and viewing on the web

You should be editing in the sRGB document color space, and exporting/saving the images with that color space embedded. Therefore, the color space capability of the monitor beyond sRGB isn't really ...
Steven Kersting's user avatar
1 vote

Converting from sRGB to ProPhoto & vice versa on Photoshop (with a 120% sRGB screen)

on PS (with "convert to profile..." and "assign profile") that doesn't work and actually looks the same on PS and of course renders different on the browser. And with the same ...
Steven Kersting's user avatar
1 vote
Accepted

Where can I see ProPhoto RGB photos

You can see them anywhere really. To get the most accurate view, they have to be converted to the colorspace of the output device, otherwise you will see a very flat and dull looking image. ProPhoto ...
Itai's user avatar
  • 103k
1 vote

Different colors in LR/PS and web

I don't see any real issue with your process; except that the third step is redundant and destructive. Try turning on your color space warnings in PS's color setting preferences and then opening one ...
Steven Kersting's user avatar
1 vote

Should I use ProPhoto RGB?

I have an Epson printer / and print paper combination that gets very close to Pro-Photo RGB color gamut so for this printers workflow I use Pro-Photo. So the answer is that if you have a reason as I ...
Nothingtoseehere's user avatar

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