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RGB to Color Temperature?

 
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Ma Xiaoguang
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PostPosted: Fri Apr 27, 2007 8:03 am    Post subject: RGB to Color Temperature? Reply with quote



Dear Ladies and Gentlemen,

Is it possible to get the color temperature of corresponding RGB values?
I mean that all the colors ($000000 to $FFFFFF). If it is possible, how to
do it? And how to convert the color temperature to corresponding RGB values?

For the different grayscale, does it has different color temperature?
What I mean is that, does the dark red has the different color temperature
than the bright red?

Can we recognize color with color temperature? For example, if we knew
the color temperature value of magenta, can we get brighter or darker
magenta by adding or subtracting the color temperature values and convert it
to corresponding RGB value?

Help me, please. Thank you very much.

Best regards.

Xiaoguang
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JBR
Guest





PostPosted: Fri Apr 27, 2007 8:11 am    Post subject: Re: RGB to Color Temperature? Reply with quote



Ma Xiaoguang a écrit :
Quote:
Hi,

Can we recognize color with color temperature? For example, if we knew
the color temperature value of magenta, can we get brighter or darker
magenta by adding or subtracting the color temperature values and convert
it to corresponding RGB value?


I mean that can we get brighter or darker magenta by increasing or
decreasing the color temperature value and convert it to corresponding RGB
value?

Sorry for my poor English.

Best regards.

For everything concerning graphics, colors and "science" go to efg's
Computer Lab ;-)

http://www.efg2.com/Lab/
http://www.efg2.com/Lab/Library/Color/Science.htm#ColorTemperature
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Ma Xiaoguang
Guest





PostPosted: Fri Apr 27, 2007 8:11 am    Post subject: Re: RGB to Color Temperature? Reply with quote



Hi,

Quote:
Can we recognize color with color temperature? For example, if we knew
the color temperature value of magenta, can we get brighter or darker
magenta by adding or subtracting the color temperature values and convert
it to corresponding RGB value?


I mean that can we get brighter or darker magenta by increasing or
decreasing the color temperature value and convert it to corresponding RGB
value?

Sorry for my poor English.

Best regards.
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Ma Xiaoguang
Guest





PostPosted: Fri Apr 27, 2007 1:15 pm    Post subject: Re: RGB to Color Temperature? Reply with quote

Hi,

Quote:
For everything concerning graphics, colors and "science" go to efg's
Computer Lab Wink

Thanks for your reply. I found some information about my question on
efg's Computer Lab site and this site is awesome. I hope that I could find
the answer about my question from theses information. If you have any ideas
about my question, let me know, please. Thank you very much.

Best regards.

Xiaoguang
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JBR
Guest





PostPosted: Fri Apr 27, 2007 2:11 pm    Post subject: Re: RGB to Color Temperature? Reply with quote

Ma Xiaoguang avait prétendu :
Quote:
Hi,

For everything concerning graphics, colors and "science" go to efg's
Computer Lab ;-)

Thanks for your reply. I found some information about my question on efg's
Computer Lab site and this site is awesome. I hope that I could find the
answer about my question from theses information. If you have any ideas about
my question, let me know, please. Thank you very much.

Best regards.

Xiaoguang

Sorry, I have no skill in that domain. But efg is indeed a great source
of information Smile
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Lord Crc
Guest





PostPosted: Tue May 01, 2007 6:57 am    Post subject: Re: RGB to Color Temperature? Reply with quote

On Fri, 27 Apr 2007 11:03:42 +0800, "Ma Xiaoguang"
<maxiaoguang10000 (AT) hotmail (DOT) com> wrote:

Quote:
Is it possible to get the color temperature of corresponding RGB values?
I mean that all the colors ($000000 to $FFFFFF). If it is possible, how to
do it? And how to convert the color temperature to corresponding RGB values?

I think this might shed some light (no pun intended)
http://en.wikipedia.org/wiki/Color_temperature#Correlated_color_temperature

- Asbjørn
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Ma Xiaoguang
Guest





PostPosted: Wed May 02, 2007 8:11 am    Post subject: Re: RGB to Color Temperature? Reply with quote

Hi,

Quote:
I think this might shed some light (no pun intended)
http://en.wikipedia.org/wiki/Color_temperature#Correlated_color_temperature

Thanks a lot!

Best regards.

Xiaoguang
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