Colour Temperature#

Correlated Colour Temperature#

colour

uv_to_CCT(uv[, method])

Return 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_uv(CCT_D_uv[, method])

Return 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.

xy_to_CCT(xy[, method])

Return the correlated colour temperature \(T_{cp}\) from given CIE xy chromaticity coordinates using given method.

XY_TO_CCT_METHODS

Supported CIE xy chromaticity coordinates to correlated colour temperature \(T_{cp}\) computation methods.

CCT_to_xy(CCT[, method])

Return the CIE 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 xy chromaticity coordinates computation methods.

Robertson (1968)#

colour.temperature

mired_to_CCT(mired)

Convert given micro reciprocal degree to correlated colour temperature \(T_{cp}\).

CCT_to_mired(CCT)

Convert given correlated colour temperature \(T_{cp}\) to micro reciprocal degree (mired).

uv_to_CCT_Robertson1968(uv)

Return the correlated colour temperature \(T_{cp}\) and \(\Delta_{uv}\) from given CIE UCS colourspace uv chromaticity coordinates using Roberston (1968) method.

CCT_to_uv_Robertson1968(CCT_D_uv)

Return the CIE UCS colourspace uv chromaticity coordinates from given correlated colour temperature \(T_{cp}\) and \(\Delta_{uv}\) using Roberston (1968) method.

Krystek (1985)#

colour.temperature

uv_to_CCT_Krystek1985(uv[, optimisation_kwargs])

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

CCT_to_uv_Krystek1985(CCT)

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

Ohno (2013)#

colour.temperature

uv_to_CCT_Ohno2013(uv[, cmfs, start, end, ...])

Return 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.

CCT_to_uv_Ohno2013(CCT_D_uv[, cmfs])

Return the CIE UCS colourspace uv chromaticity coordinates from given correlated colour temperature \(T_{cp}\), \(\Delta_{uv}\) and colour matching functions using Ohno (2013) method.

XYZ_to_CCT_Ohno2013(XYZ[, cmfs, start, end, ...])

Return the correlated colour temperature \(T_{cp}\) and \(\Delta_{uv}\) from given CIE XYZ tristimulus values, colour matching functions and temperature range using Ohno (2013) method.

CCT_to_XYZ_Ohno2013(CCT_D_uv[, cmfs])

Return the CIE XYZ tristimulus values from given correlated colour temperature \(T_{cp}\), \(\Delta_{uv}\) and colour matching functions using Ohno (2013) method.

Planck (1900)#

colour.temperature

uv_to_CCT_Planck1900(uv[, cmfs, ...])

Return the correlated colour temperature \(T_{cp}\) of a blackbody from given CIE UCS colourspace uv chromaticity coordinates and colour matching functions.

CCT_to_uv_Planck1900(CCT[, cmfs])

Return the CIE UCS colourspace uv chromaticity coordinates from given correlated colour temperature \(T_{cp}\) and colour matching functions using the spectral radiance of a blackbody at the given thermodynamic temperature.

McCamy (1992)#

colour.temperature

xy_to_CCT_McCamy1992(xy)

Return the correlated colour temperature \(T_{cp}\) from given CIE xy chromaticity coordinates using McCamy (1992) method.

CCT_to_xy_McCamy1992(CCT[, optimisation_kwargs])

Return the CIE xy chromaticity coordinates from given correlated colour temperature \(T_{cp}\) using McCamy (1992) method.

Hernandez-Andres, Lee and Romero (1999)#

colour.temperature

xy_to_CCT_Hernandez1999(xy)

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

CCT_to_xy_Hernandez1999(CCT[, ...])

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

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

colour.temperature

xy_to_CCT_Kang2002(xy[, optimisation_kwargs])

Return the correlated colour temperature \(T_{cp}\) from given CIE xy chromaticity coordinates using Kang et al. (2002) method.

CCT_to_xy_Kang2002(CCT)

Return the CIE xy chromaticity coordinates from given correlated colour temperature \(T_{cp}\) using Kang et al. (2002) method.

CIE Illuminant D Series#

colour.temperature

xy_to_CCT_CIE_D(xy[, optimisation_kwargs])

Return the correlated colour temperature \(T_{cp}\) of a CIE Illuminant D Series from its CIE xy chromaticity coordinates.

CCT_to_xy_CIE_D(CCT)

Return the CIE xy chromaticity coordinates of a CIE Illuminant D Series from its correlated colour temperature \(T_{cp}\).