colour.xy_to_UCS_uv#
- colour.xy_to_UCS_uv(xy: ArrayLike) NDArrayFloat [source]#
Return the CIE 1960 UCS colourspace uv chromaticity coordinates from given CIE xy chromaticity coordinates.
- Parameters
xy (ArrayLike) – CIE xy chromaticity coordinates.
- Returns
CIE UCS uv chromaticity coordinates.
- Return type
References
Examples
>>> import numpy as np >>> xy = np.array([0.54369555, 0.32107941]) >>> xy_to_UCS_uv(xy) array([ 0.3772021..., 0.3341350...])