colour.temperature.CCT_to_xy_CIE_D

colour.temperature.CCT_to_xy_CIE_D(CCT)[source]

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

Parameters

CCT (numeric or array_like) – Correlated colour temperature \(T_{cp}\).

Returns

CIE xy chromaticity coordinates.

Return type

ndarray

Raises

ValueError – If the correlated colour temperature is not in appropriate domain.

References

[WS00d]

Examples

>>> CCT_to_xy_CIE_D(6504.38938305)  
array([ 0.3127077...,  0.3291128...])