From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/69282 Path: news.gmane.org!not-for-mail From: Hans Hagen Newsgroups: gmane.comp.tex.context Subject: Re: Colors: printing vs. on screen Date: Sun, 19 Jun 2011 14:03:33 +0200 Message-ID: <4DFDE595.5010705@wxs.nl> References: Reply-To: mailing list for ConTeXt users NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1308485049 30231 80.91.229.12 (19 Jun 2011 12:04:09 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sun, 19 Jun 2011 12:04:09 +0000 (UTC) To: erik.margraf@gmail.com, mailing list for ConTeXt users Original-X-From: ntg-context-bounces@ntg.nl Sun Jun 19 14:04:05 2011 Return-path: Envelope-to: gctc-ntg-context-518@m.gmane.org Original-Received: from balder.ntg.nl ([195.12.62.10]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1QYGjV-0006vG-8O for gctc-ntg-context-518@m.gmane.org; Sun, 19 Jun 2011 14:04:05 +0200 Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id 8C73CCADEA; Sun, 19 Jun 2011 14:04:04 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at balder.ntg.nl Original-Received: from balder.ntg.nl ([127.0.0.1]) by localhost (balder.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id MeOtt-NFJt0I; Sun, 19 Jun 2011 14:04:01 +0200 (CEST) Original-Received: from balder.ntg.nl (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id 8FFACCADDB; Sun, 19 Jun 2011 14:04:01 +0200 (CEST) Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id BC07CCADDB for ; Sun, 19 Jun 2011 14:03:59 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at balder.ntg.nl Original-Received: from balder.ntg.nl ([127.0.0.1]) by localhost (balder.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id UgXiuAQEBlH3 for ; Sun, 19 Jun 2011 14:03:48 +0200 (CEST) Original-Received: from filter3-nij.mf.surf.net (filter3-nij.mf.surf.net [195.169.124.154]) by balder.ntg.nl (Postfix) with ESMTP id B3A42CADDA for ; Sun, 19 Jun 2011 14:03:48 +0200 (CEST) Original-Received: from smtp.ziggozakelijk.nl (D57D1DA2.static.ziggozakelijk.nl [213.125.29.162]) by filter3-nij.mf.surf.net (8.14.3/8.14.3/Debian-5+lenny1) with ESMTP id p5JC3ljP007545 for ; Sun, 19 Jun 2011 14:03:48 +0200 X-Default-Received-SPF: pass (skip=loggedin (res=PASS)) x-ip-name=10.100.1.100; Original-Received: from [10.100.1.100] (unverified [10.100.1.100]) by pragma-net.nl (SurgeMail 5.2a) with ESMTP id 4455-1713362 for multiple; Sun, 19 Jun 2011 14:03:43 +0200 User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.17) Gecko/20110414 Lightning/1.0b2 Thunderbird/3.1.10 ThunderBrowse/3.3.5 In-Reply-To: X-Authenticated-User: hagen@controller-9 X-Bayes-Prob: 0.0001 (Score 0, tokens from: @@RPTN) X-CanIt-Geo: ip=213.125.29.162; country=NL; region=11; city=Den Haag; latitude=52.0833; longitude=4.3000; http://maps.google.com/maps?q=52.0833,4.3000&z=6 X-CanItPRO-Stream: uu:ntg-context@ntg.nl (inherits from uu:default, base:default) X-Canit-Stats-ID: 0dEVM3L3a - 4970cbe72eef - 20110619 X-Scanned-By: CanIt (www . roaringpenguin . com) on 195.169.124.154 X-BeenThere: ntg-context@ntg.nl X-Mailman-Version: 2.1.12 Precedence: list List-Id: mailing list for ConTeXt users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: ntg-context-bounces@ntg.nl Errors-To: ntg-context-bounces@ntg.nl Xref: news.gmane.org gmane.comp.tex.context:69282 Archived-At: On 19-6-2011 1:53, Erik Margraf wrote: > Dear List, > > I defined the following color for one of my > documents: \definecolor[P][r=0.64,g=0.22,b=0.27] > When I printed this document on a probably typical office laser printer (a > Canon iRCXXXX), the > colors didn't match. (not even close and I didn't like the printed > color) This is probably no real > surprise, but can anybody provide some insight or hints to information on > these matters to me: > > -- Are "spot colors" the thing to use to get a grip on these matters? no, as your printer uses process colors (cmyk) > -- Is this generally only a matter of "color spaces" and transformations > between them? or ... indeed, often printer drivers apply some paper properties as well > -- Is this also dependent on specific printer models (eg. different office > laser printers)? yes, toner vs ink, kinds of paper, quality of renderer etc > -- If yes, is there any source on information on the pecularities of > these printers? specifying in cmyk might help Hans ----------------------------------------------------------------- Hans Hagen | PRAGMA ADE Ridderstraat 27 | 8061 GH Hasselt | The Netherlands tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com | www.pragma-pod.nl ----------------------------------------------------------------- ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : http://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________