Colour Notation Systems

Munsell Renotation System

colour

munsell_colour_to_xyY(munsell_colour)

Converts given Munsell colour to CIE xyY colourspace.

xyY_to_munsell_colour(xyY[, hue_decimals, …])

Converts from CIE xyY colourspace to Munsell colour.

Dataset

colour

MUNSELL_COLOURS

Aggregated Munsell colours.

Munsell Value

colour

munsell_value(Y[, method])

Returns the Munsell value \(V\) of given luminance \(Y\) using given method.

MUNSELL_VALUE_METHODS

Supported Munsell value computation methods.

Priest, Gibson and MacNicholas (1920)

colour.notation

munsell_value_Priest1920(Y)

Returns the Munsell value \(V\) of given luminance \(Y\) using *Priest et al.

Munsell, Sloan and Godlove (1933)

colour.notation

munsell_value_Munsell1933(Y)

Returns the Munsell value \(V\) of given luminance \(Y\) using *Munsell et al.

Moon and Spencer (1943)

colour.notation

munsell_value_Moon1943(Y)

Returns the Munsell value \(V\) of given luminance \(Y\) using Moon and Spencer (1943) method.

Saunderson and Milner (1944)

colour.notation

munsell_value_Saunderson1944(Y)

Returns the Munsell value \(V\) of given luminance \(Y\) using Saunderson and Milner (1944) method.

Ladd and Pinney (1955)

colour.notation

munsell_value_Ladd1955(Y)

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

McCamy (1987)

colour.notation

munsell_value_McCamy1987(Y)

Returns the Munsell value \(V\) of given luminance \(Y\) using McCamy (1987) method.

ASTM D1535-08e1

colour.notation

munsell_value_ASTMD1535(Y)

Returns the Munsell value \(V\) of given luminance \(Y\) using an inverse lookup table from ASTM D1535-08e1 method.

Hexadecimal Representation

colour.notation

RGB_to_HEX(RGB)

Converts from RGB colourspace to hexadecimal representation.

HEX_to_RGB(HEX)

Converts from hexadecimal representation to RGB colourspace.