Marti -
Very interesting. I just cross referenced Adobe Photoshop CS6 and Adobe
Illustrator CC, and they are different. Baffles me that two Adobe products
will have different color conversion values for the same Pantone Color...
Alex
On Sat, Dec 14, 2013 at 6:29 AM, <marti.ma...@littlecms.com> wrote:
>
> Hello,
>
>
> In Illustrator, the values for this color entry are:
>> R=119 G=119 B=121
>>
>
> Photoshop CS6 gives me (118, 119, 123) for Cool Gray 9C, which
> is exactly what you get from lcms after rounding. Bruce Lindbloom
> site http://www.brucelindbloom.com/ColorCalculator.html
> also reports same ... I wonder why Illustrator is giving you such
> values.
>
> Regards
> Marti
>
>
> Quoting "Alexander W. Rolek" <a.ro...@gmail.com>:
>
> Thanks for the quick response. I found the issue. It appears the first
>> value that the ASE color entry is returning is between 0 and 1, rather
>> than
>> 0 and 100. I'm decoding the PANTONE ASE swatches from Illustrator, and I'm
>> getting LAB based output. For example:
>> {
>> "NameLen": 22,
>> "Name": "PANTONE Cool Gray 9 C",
>> "Model": "LAB",
>> "Values": [
>> 0.5019608,
>> 0,
>> -2
>> ],
>> "Type": "Spot"
>> },
>>
>> New command line:
>>
>> echo 50.19608 0 -2 | transicc -i *Lab -o sRGB_IEC61966-2-1_black_
>> scaled.icc
>> -t 3
>>
>> I removed black point compensation and changed the rendering intent to
>> absolute colorimetric. New output:
>>
>> R=118.1790 G=119.4981 B=122.7821
>>
>> In Illustrator, the values for this color entry are:
>> R=119 G=119 B=121
>>
>> Any idea what I can do to fine tune the transicc output to match
>> Illustrator?
>>
>> Thanks for the help.
>>
>> Alex
>>
>>
>>
>> On Thu, Dec 12, 2013 at 1:06 AM, Richard Hughes <hughsi...@gmail.com>
>> wrote:
>>
>> On 12 December 2013 08:54, Marti Maria <marti.ma...@littlecms.com>
>>> wrote:
>>> > Another option would be to locate a named color profile and use the
>>> PANTONE
>>> > name directly, but those color profiles are not free and most of times
>>> > difficult to find.
>>>
>>> If you do stumble on the .icc named color icc files from Pantone, the
>>> cd-iccdump utility dumps the actual Lab values to the screen, tab
>>> separated.
>>>
>>> Richard.
>>>
>>>
>>
>>
>> --
>> Alexander W. Rolek
>> 303-829-9989
>>
>
>
>
--
Alexander W. Rolek
303-829-9989
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