Re: PANTONE and GRACoL2006
Re: PANTONE and GRACoL2006
- Subject: Re: PANTONE and GRACoL2006
- From: Henk Gianotten <email@hidden>
- Date: Tue, 06 May 2008 13:43:25 +0200
When I was in the US one of the production guys in an
advertising agency (with in-house production facilities) told me that the
Pantone Euro CMYK guide was matching Gracol far better
than the original US version. They however had difficulties to order
that version via the US web shop.
The guide was only used for internal comparisons.
At 07:22 6-5-2008 -0400, you wrote:
Thank's Henk,
That's not quite the answer I was looking for but that's the sad reality,
today, nevertheless.
> Pantone has 2 different version of their color guides.
> One is for international use and is based on US standards but nobody
> knows what these standards are! Pantone created their version
> of the standard and the values are specified in the CMYK process guide.
> For Europe they made the EURO version of their coated and uncoated process
> guides.
> They are (partly) based on ISO 12647-2 and have the following specs.
> Densities: K = 1.70 C = 1.50 M = 1.45 and Y = 1.00
> Dot gain (TVI) at 24% = 12%, at 50% = 16% and at 75% = 12%.
> Gray balance values quarter = 25, 19 and 19%, midtone = 50, 40 and 40%.
> Three-quarter = 75, 64 and 64%.
> The differences in TVI can be 3% up and down.
> The DeltaE differences between 2 pages in the same guide 3.
> The differences between old and new guides are sometimes deltaE 12
> with substantial differences in hue.
> That's why they warn the user in advance for aging, fading and the
differences
> between old and new versions and between European and American versions.
> As long as we use different characterization data in US and elsewhere the
> Pantone
> organization is not able to make just on version for coated (IC instead of
> C and EC)
> and one for uncoated.
> Regards, Henk
>
> At 21:12 5-5-2008 -0400, Roger wrote:
>> Would anyone have any suggestions on how to re-concile those two? A quick
>> check on PANTONE's site still does not turn any GRACoL-like of
G7-compatible
>> swatch books.
>>
>> Roger Breton
>
Roger Breton
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