From: Alan Bowen <acbowen@princeton.edu>
Subject: Re: color question
Date: Thu, 12 Oct 2006 09:04:37 -0400 [thread overview]
Message-ID: <1499AD9B-BCF3-47AF-851A-75F4F31C1342@princeton.edu> (raw)
In-Reply-To: <22af238a0610100930h4e84bd10ybe83da2e6489fad2@mail.gmail.com>
On Oct 10, 2006, at 12:30 PM, gnwiii@gmail.com wrote:
> On 10/10/06, Alan Bowen <acbowen@princeton.edu> wrote:
>> If this is OT, my apologies to all.
>>
>> I am currently using ConTEXt to produce PDFs with a colored
>> background which I specify using R G B settings. Unfortunately, this
>> background does not look the same when others open the files on their
>> computers. Is there anything I can do at my end to correct this?
>
> There are well-known differences between various computer brands, and
> individual PC's generally vary widely. If you need really good
> agreement, then all the systems need to be viewed under similar light
> conditions and calibrated (e.g., using a colorimeter, or at least the
> GretagMacbeth ColorChecker, a printed chart) and you want to generate
> PDF's with a specific colorspace (not just deviceRGB). For most
> purposes, it seems to work to use a rough "sRGB" setting where you
> adjust the monitor (brightness, contrast) to approximate gamma=2.2.
> Check this with:
> <http://www.normankoren.com/
> makingfineprints1A.html#Monitor_test_pattern>.
>
> Many LCD's and worn-out CRT's like the ancient NCD on my desk will
> fail even this simple test.
>
> --
> George N. White III <aa056@chebucto.ns.ca>
> Head of St. Margarets Bay, Nova Scotia
Henning and George—
Thanks for the replies. I had suspected that I was at the start of a
search for yet another Holy Grail. Still, I will look into this sRGB
(which is new to me), but first I had better see if I can calibrate
my own monitor properly. (It failed the Monitor test.)
Alan
next prev parent reply other threads:[~2006-10-12 13:04 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-10 11:52 Alan Bowen
2006-10-10 16:30 ` gnwiii
2006-10-12 13:04 ` Alan Bowen [this message]
2006-10-10 16:44 ` Henning Hraban Ramm
-- strict thread matches above, loose matches on Subject: below --
2020-08-23 23:15 jbf
2020-08-24 7:19 ` Henning Hraban Ramm
2002-05-23 4:03 Denis B. Roegel
2002-05-27 20:21 ` Hans Hagen
2002-05-27 21:02 ` Hans Hagen
1999-06-01 21:37 Color question David Arnold
1999-06-02 7:34 ` Hans Hagen
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