colour.temperature.xy_to_CCT_Hernandez1999¶
-
colour.temperature.
xy_to_CCT_Hernandez1999
(xy)[source]¶ Returns the correlated colour temperature \(T_{cp}\) from given CIE xy chromaticity coordinates using Hernandez-Andres et al. (1999) method.
- Parameters
xy (array_like) – CIE xy chromaticity coordinates.
- Returns
Correlated colour temperature \(T_{cp}\).
- Return type
numeric
References
Examples
>>> xy = np.array([0.31270, 0.32900]) >>> xy_to_CCT_Hernandez1999(xy) 6500.7420431...