Re: Lab Pantone specification
Re: Lab Pantone specification
- Subject: Re: Lab Pantone specification
- From: Henrik Holmegaard <email@hidden>
- Date: Sun, 29 Apr 2001 10:14:28 +0200
Mauro Boscarol wrote:
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I suppose Pantone colors are specified with Lab (2, D50 I think)
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coordinates.
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I picked Pantone Coated Blue 072.
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VectorPro 3.1 gives me Lab values L= 19, a= 40, b=-79.
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ColorPicker 3.1 gives L=16, a=44, b=-76.
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Finally, Photoshop 6 gives L=14, a=69, b=-85
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Aren't Pantone Lab values univocally specified and licensed by Pantone,
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Inc?
They are not. This is a recurrent thread. The reasons for the variation may
be many.
For instance, one set of measurements may reflect double impressions and
another single impressions.
There could be other reasons, too. Differences in ink formulations from the
time one licence and the next was negotiated.