colour.notation.munsell_value_Ladd1955

colour.notation.munsell_value_Ladd1955(Y)[source]

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

Parameters:Y (numeric or array_like) – luminance \(Y\).
Returns:Munsell value \(V\).
Return type:numeric or ndarray

Notes

Domain Scale - Reference Scale - 1
Y [0, 100] [0, 1]
Range Scale - Reference Scale - 1
V [0, 10] [0, 1]

References

[Wikipedia2007c]

Examples

>>> munsell_value_Ladd1955(12.23634268)  # doctest: +ELLIPSIS
4.0511633...