Re: soft proofing of spot colours
Re: soft proofing of spot colours
- Subject: Re: soft proofing of spot colours
- From: Matthew Larmour <email@hidden>
- Date: Tue, 22 Jan 2008 21:07:32 -0800
- Priority: normal
Thanks Roger,
A trip to Adobe's website indicates that the newer (not sure when this changed exactly) versions of Illustrator, InDesign, and Acrobat use Lab values for spot colours, so softproofing them should work depending on if they are in-gamut or not.
Matthew Larmour
----- Original Message -----
From: Roger Breton <email@hidden>
Date: Tuesday, January 22, 2008 4:37 am
Subject: Re: soft proofing of spot colours
To: Matthew Larmour <email@hidden>
Cc: ColorSync <email@hidden>
> Matt,
>
> That's not so difficult to test. Define some spot colors in
> InDesign in Lab
> mode. Watch how they appear in Lab. Convert to CMYK and watch the
> difference. Do the same in Photoshop (or start in Photoshop).
> The point is
> use some very saturated spot colors and some not too saturated
> and see what
> happens to the two, once converted, and you should have your answer.
>
> > I'm not planning on doing anything too exotic - just trying to
> help a friend
> > who does a lot of design work exclusively in spot colours.
> I've wondered if
> > indeed the software is intelligent enough to do a Lab to
> display profile
> > conversion for the softproof. It would seem straightforward
> enough to do this
> > for solids, but what happens when you throw a spot tint into
> the mix? Or a mix
> > of different spot colours? I can't see such things being accurately
> > softproofed.
> >
> > I am of course leaving aside the issue of the monitor having a
> sufficient> gamut, which my MacBook's display clearly does not.
> >
> > Anyone from Adobe care to comment?
> >
> > Matthew Larmour
>
>
> Roger Breton
>
>
>
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