colour.Luv_to_uv¶
- colour.Luv_to_uv(Luv: ArrayLike, illuminant: ArrayLike = CCS_ILLUMINANTS['CIE 1931 2 Degree Standard Observer']['D65']) numpy.ndarray [source]¶
Return the \(uv^p\) chromaticity coordinates from given CIE L*u*v* colourspace array.
- Parameters
Luv (ArrayLike) – CIE L*u*v* colourspace array.
illuminant (ArrayLike) – Reference illuminant CIE xy chromaticity coordinates or CIE xyY colourspace array.
- Returns
\(uv^p\) chromaticity coordinates.
- Return type
Notes
Domain
Scale - Reference
Scale - 1
Luv
L
: [0, 100]u
: [-100, 100]v
: [-100, 100]L
: [0, 1]u
: [-1, 1]v
: [-1, 1]illuminant
[0, 1]
[0, 1]
References
Examples
>>> import numpy as np >>> Luv = np.array([41.52787529, 96.83626054, 17.75210149]) >>> Luv_to_uv(Luv) array([ 0.3772021..., 0.5012026...])