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Colour Change

Discussion

6 replies
Posted by John Robinson on October 11, 2008 at 6:04 PM
Just a question.
I posted a picture recently that raised comments regarding colour problems according to various members.
So I down loaded the picture back and when I put the two up together , with my original, the one off the site had a definate different colour balance to the one I up loaded.
Has any omne else tried this ?
JohnR
Posted by Rob Howard on October 11, 2008 at 6:22 PM
Hi John,

I do sometimes have a VERY slight colour change and sometimes sharpness. Don't know why this is, I make sure all the correct boxes are checked in CS2, I suppose it's something to do with it being posted on the web and compression etc :confused: Although it is essential to be working on a correctly colour calibrated monitor otherwise it's difficult from the start.

Regards

Rob
Posted by John Robinson on October 11, 2008 at 6:27 PM
Hi Rob
I dont use CS2 so I can't comment, but it does make me think a bit about colour perceptions,
which is all " as you like it " anyway :biggrin:
Cheers#John
Posted by Simon Litten on October 11, 2008 at 6:31 PM
Hi John

Just compared one of my uploaded photos and it's a perfect match.
Are you converting to sRGB before saving?

SImon
Posted by John Robinson on October 11, 2008 at 6:37 PM
Hi Simon
I shoot in that format all the the time and i don't change anything as far as I know .
I'll have a quick look. :biggrin: :frown: :frown:
Chders
John
Posted by jack chapman on October 11, 2008 at 6:53 PM
i've had this problem now and again, bad enough that i have removed the image or reposted one straightaway once or twice,

mind you i hardly ever convert to sRGB, whenever i do so the colours always seem to go "off" so i steer clear of it
Posted by Tim Gregory on October 12, 2008 at 12:19 PM
Anything web related should always be sRGB.
If you shoot in Adobe1998, save and upload a JPEG without converting to sRGB, certain browsers which don't emulate the colourspace properly (Firefox/internet explorer, for example) will display the colours quite badly.
In my experience, i've noticed that pinks and reds tend to become badly unsaturated and become a horrid brownish colour, this is due to the web browser not being able to display the full width of colours. If you convert to sRGB in Photoshop properly, before uploading to the web, Photoshop properly maps the colours from one space to another so things stay consistant.

You may notice a very slight difference when you convert, from Adobe to sRGB, but the difference is small and can be quickly corrected, compared to a web browser getting the colours all wrong.