colour.colorimetry.lightness_Glasser1958

colour.colorimetry.lightness_Glasser1958(Y)

Returns the Lightness \(L\) of given luminance \(Y\) using Glasser et alii (1958) method.

Parameters:Y (numeric or array_like) – luminance \(Y\). Returns:Lightness \(L\). Return type:numeric or array_like

Notes

• Input luminance \(Y\) is in domain [0, 100].
• Output Lightness \(L\) is in range [0, 100].

References

• [GMRS58]

Examples

>>> lightness_Glasser1958(10.08)  
36.2505626...