colour.colorimetry.lightness_Fairchild2010#
- colour.colorimetry.lightness_Fairchild2010(Y: ArrayLike, epsilon: ArrayLike = 1.836) NDArrayFloat[source]#
Compute Lightness \(L_{hdr}\) of given luminance \(Y\) using Fairchild and Wyble (2010) method according to Michaelis-Menten kinetics.
- Parameters:
Y (ArrayLike) – Luminance \(Y\).
epsilon (ArrayLike) – \(\epsilon\) exponent.
- Returns:
Lightness \(L_{hdr}\).
- Return type:
Notes
Domain
Scale - Reference
Scale - 1
Y[0, 1]
[0, 1]
Range
Scale - Reference
Scale - 1
L_hdr[0, 100]
[0, 1]
References
[FW10]
Examples
>>> lightness_Fairchild2010(12.19722535 / 100) 31.9963902...