Colour Appearance Models

ATD (1995)

colour

XYZ_to_ATD95(XYZ, XYZ_0, Y_0, k_1, k_2[, sigma]) Computes the ATD (1995) colour vision model correlates.
ATD95_Specification Defines the ATD (1995) colour vision model specification.

CIECAM02

colour

XYZ_to_CIECAM02(XYZ, XYZ_w, L_A, Y_b[, …]) Computes the CIECAM02 colour appearance model correlates from given CIE XYZ tristimulus values.
CIECAM02_to_XYZ(CIECAM02_specification, …) Converts from CIECAM02 specification to CIE XYZ tristimulus values.
CIECAM02_Specification Defines the CIECAM02 colour appearance model specification.
CIECAM02_VIEWING_CONDITIONS Reference CIECAM02 colour appearance model viewing conditions.

Ancillary Objects

colour.appearance

CIECAM02_InductionFactors CIECAM02 colour appearance model induction factors.

CAM16

colour

XYZ_to_CAM16(XYZ, XYZ_w, L_A, Y_b[, …]) Computes the CAM16 colour appearance model correlates from given CIE XYZ tristimulus values.
CAM16_to_XYZ(CAM16_specification, XYZ_w, …) Converts from CAM16 specification to CIE XYZ tristimulus values.
CAM16_Specification Defines the CAM16 colour appearance model specification.
CAM16_VIEWING_CONDITIONS Reference CAM16 colour appearance model viewing conditions.

Ancillary Objects

colour.appearance

CAM16_InductionFactors CAM16 colour appearance model induction factors.

Hunt

colour

XYZ_to_Hunt(XYZ, XYZ_w, XYZ_b, L_A[, …]) Computes the Hunt colour appearance model correlates.
Hunt_Specification Defines the Hunt colour appearance model specification.
HUNT_VIEWING_CONDITIONS Reference Hunt colour appearance model viewing conditions.

\(LLAB(l:c)\)

colour

XYZ_to_LLAB(XYZ, XYZ_0, Y_b, L[, surround, …]) Computes the :math:`LLAB(l:c)` colour appearance model correlates.
LLAB_Specification Defines the :math:`LLAB(l:c)` colour appearance model specification.
LLAB_VIEWING_CONDITIONS Reference \(LLAB(l:c)\) colour appearance model viewing conditions.

Ancillary Objects

colour.appearance

LLAB_InductionFactors :math:`LLAB(l:c)` colour appearance model induction factors.

Nayatani (1995)

colour

XYZ_to_Nayatani95(XYZ, XYZ_n, Y_o, E_o, E_or) Computes the Nayatani (1995) colour appearance model correlates.
Nayatani95_Specification Defines the Nayatani (1995) colour appearance model specification.

RLAB

colour

XYZ_to_RLAB(XYZ, XYZ_n, Y_n[, sigma, D]) Computes the RLAB model color appearance correlates.
RLAB_D_FACTOR RLAB colour appearance model Discounting-the-Illuminant factor values.
RLAB_Specification Defines the RLAB colour appearance model specification.
RLAB_VIEWING_CONDITIONS Reference RLAB colour appearance model viewing conditions.