		COLOR PHENOMENA				Page: 10. 03
Introduction	Ingredients	Spectra	Attributes	The Human Eye	Color Mixing	General Terms
Color Spaces	How to measure	Color Scales	Color Effects	After Images		Contents

	Color Scales
	X-Y-Z TRISTIMULUS on page 10.00
	HUNTER VERSUS CIE on page 10.01
	CIE-1931 CHROMATICITY DIAGRAMon page 10.02
	CIE-1976 CHROMATICITY DIAGRAM on this page

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CIE-1976 U.C.S. CHROMATICITY DIAGRAM

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CIE-1976 Chromaticity Coordinates used to define color in the CIE color space.
They are designated as u' and v'

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10-03-01

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COLORIMETRIC CONVERSIONS CALCULATIONS

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from

CIE-1976 u', v'

to

CIE-1931 x, y

x = ( 27 u' / 4 ) / [ ( 9 u' / 2) - 12 v' + 9 ]
y = ( 3 v') / [ ( 9 u' / 2) - 12 v' + 9 ]

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from

CIE-1976 u', v'

to

CIE-1960 u, v

u = u'
v = ( 2 v' / 3 )

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Last update 2010-05-23