colour.colorimetry.luminance_CIE1976#
- colour.colorimetry.luminance_CIE1976(L_star: ArrayLike, Y_n: ArrayLike = 100) NDArrayFloat [source]#
Return the luminance \(Y\) of given Lightness \(L^*\) with given reference white luminance \(Y_n\).
- Parameters:
L_star (ArrayLike) – Lightness \(L^*\)
Y_n (ArrayLike) – White reference luminance \(Y_n\).
- Returns:
Luminance \(Y\).
- Return type:
Notes
Domain
Scale - Reference
Scale - 1
L_star
[0, 100]
[0, 1]
Range
Scale - Reference
Scale - 1
Y
[0, 100]
[0, 1]
References
[CIET14804h], [WS00l]
Examples
>>> luminance_CIE1976(41.527875844653451) 12.1972253... >>> luminance_CIE1976(41.527875844653451, 95) 11.5873640...