Colour Temperature

Correlated Colour Temperature

colour

CCT_to_uv(CCT[, method]) Returns the CIE UCS colourspace uv chromaticity coordinates from given correlated colour temperature \(T_{cp}\) using given method.
CCT_TO_UV_METHODS Supported correlated colour temperature \(T_{cp}\) to CIE UCS colourspace uv chromaticity coordinates computation methods.
uv_to_CCT(uv[, method]) Returns the correlated colour temperature \(T_{cp}\) and \(\Delta_{uv}\) from given CIE UCS colourspace uv chromaticity coordinates using given method.
UV_TO_CCT_METHODS Supported CIE UCS colourspace uv chromaticity coordinates to correlated colour temperature \(T_{cp}\) computation methods.
CCT_to_xy(CCT[, method]) Returns the CIE XYZ tristimulus values xy chromaticity coordinates from given correlated colour temperature \(T_{cp}\) using given method.
CCT_TO_XY_METHODS Supported correlated colour temperature \(T_{cp}\) to CIE XYZ tristimulus values xy chromaticity coordinates computation methods.
xy_to_CCT(xy[, method]) Returns the correlated colour temperature \(T_{cp}\) from given CIE XYZ tristimulus values xy chromaticity coordinates using given method.
XY_TO_CCT_METHODS Supported CIE XYZ tristimulus values xy chromaticity coordinates to correlated colour temperature \(T_{cp}\) computation methods.

Robertson (1968)

colour.temperature

CCT_to_uv_Robertson1968(CCT[, D_uv]) Returns the CIE UCS colourspace uv chromaticity coordinates from given correlated colour temperature \(T_{cp}\) and \(\Delta_{uv}\) using Roberston (1968) method.
uv_to_CCT_Robertson1968(uv) Returns the correlated colour temperature \(T_{cp}\) and \(\Delta_{uv}\) from given CIE UCS colourspace uv chromaticity coordinates using Roberston (1968) method.

Krystek (1985)

colour.temperature

CCT_to_uv_Krystek1985(CCT) Returns the CIE UCS colourspace uv chromaticity coordinates from given correlated colour temperature \(T_{cp}\) using Krystek (1985) method.

Ohno (2013)

colour.temperature

CCT_to_uv_Ohno2013(CCT[, D_uv, cmfs]) Returns the CIE UCS colourspace uv chromaticity coordinates from given correlated colour temperature \(T_{cp}\), \(\Delta_{uv}\) and colour matching functions using Ohno (2013) method.
uv_to_CCT_Ohno2013(uv[, cmfs, start, end, …]) Returns the correlated colour temperature \(T_{cp}\) and \(\Delta_{uv}\) from given CIE UCS colourspace uv chromaticity coordinates, colour matching functions and temperature range using Ohno (2013) method.

Hernandez-Andres, Lee and Romero (1999)

colour.temperature

xy_to_CCT_Hernandez1999(xy) Returns the correlated colour temperature \(T_{cp}\) from given CIE XYZ tristimulus values xy chromaticity coordinates using Hernandez-Andres et al.(1999) method..

Kang, Moon, Hong, Lee, Cho and Kim (2002)

colour.temperature

CCT_to_xy_Kang2002(CCT) Returns the CIE XYZ tristimulus values xy chromaticity coordinates from given correlated colour temperature \(T_{cp}\) using Kang et al.(2002) method..

CIE Illuminant D Series

colour.temperature

CCT_to_xy_CIE_D(CCT) Converts from the correlated colour temperature \(T_{cp}\) of a CIE Illuminant D Series to the chromaticity of that CIE Illuminant D Series illuminant.