Color Temperature for Dummies by John Sciacca
Many of you are likely ISF and/or THX certified video calibrators and thus have a terrific understanding of color temperature. And even if you haven’t been through the certification, you’re probably at least familiar with the term 6500 Kelvin – or, more accurately in cal-speak, D-65 or, even more precisely, points x=0.3127, y=0.3290 on the CIE Chromaticity Diagram. And if you are associated with this industry and don’t have any idea what I’m talking about, then please immediately go and tell your supervisor that you need to spend several minutes reading this and that you will return a much more educated and informed employee, ready to go forth with a better understanding of video technology!
The truth is, for many of your clients, the idea that color has a temperature is confusing and irrelevant. Red is red, blue is blue, what does temperature have to do with anything? Or why is a higher temp – say 9500 Kelvin – considered “cool” (more blue) while a lower temp – say 5400 Kelvin – is “warm” (more red)?
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John Sciacca started a personal blog back in 2010 which dared to ask the hard questions like, “Huh?” and “Whaa?” all written in a pithy, deliciously witty and uproarious manner. His blog likes to make new friends and would love to have you over for some caramels. You can follow John Sciacca on Twitter @sciaccatweets and at his personal blog www.johnsciacca.webs.com