colour.munsell_value¶
- colour.munsell_value(Y: FloatingOrArrayLike, method: Union[Literal['ASTM D1535', 'Ladd 1955', 'McCamy 1987', 'Moon 1943', 'Munsell 1933', 'Priest 1920', 'Saunderson 1944'], str] = 'ASTM D1535') FloatingOrNDArray [source]¶
Return the Munsell value \(V\) of given luminance \(Y\) using given method.
- Parameters
- Returns
Munsell value \(V\).
- Return type
np.floating
ornumpy.ndarray
Notes
Domain
Scale - Reference
Scale - 1
Y
[0, 100]
[0, 1]
Range
Scale - Reference
Scale - 1
V
[0, 10]
[0, 1]
References
[ASTMInternational89], [Wikipedia07d]
Examples
>>> munsell_value(12.23634268) 4.0824437... >>> munsell_value(12.23634268, method='Priest 1920') 3.4980484... >>> munsell_value(12.23634268, method='Munsell 1933') 4.1627702... >>> munsell_value(12.23634268, method='Moon 1943') 4.0688120... >>> munsell_value(12.23634268, method='Saunderson 1944') ... 4.0444736... >>> munsell_value(12.23634268, method='Ladd 1955') 4.0511633... >>> munsell_value(12.23634268, method='McCamy 1987') 4.0814348...