colour.notation.munsell_value_Ladd1955

colour.notation.munsell_value_Ladd1955(Y: ArrayLike) → NDArrayFloat

Return the Munsell value \(V\) of given luminance \(Y\) using Ladd and Pinney (1955) method.

Parameters:

Y (ArrayLike) – luminance \(Y\).

Returns:

Munsell value \(V\).

Return type:

np.float or numpy.NDArrayFloat

Notes

Domain	Scale - Reference	Scale - 1
Y	[0, 100]	[0, 1]

Range	Scale - Reference	Scale - 1
V	[0, 10]	[0, 1]

References

[Wikipedia07a]

Examples

>>> munsell_value_Ladd1955(12.23634268)  
4.0511633...