Colour features a rich dataset and collection of objects, here are some highlights:
Algebra
Kernel Interpolation
Sprague Interpolation
Biochemistry
- Michaelis–Menten kinetics
Colorimetry
Spectral Computations
- Wavelength to XYZ
- Spectral to Tristimulus Values - ASTM E308–15
- Tristimulus Weighting Factors - ASTM E2022–11
- Interpolation - Linear, Cubic Spline, Pchip, Sprague (1880)
- Extrapolation
Spectral Bandpass Correction
- Stearns and Stearns (1988)
RGB and XYZ Colour Matching Functions Spectral Dataset
- CIE 1931 2° Standard Observer XYZ colour matching functions
- CIE 1964 10° Standard Observer XYZ colour matching functions
- CIE 2012 10° Standard Observer XYZ colour matching functions
- CIE 2012 2° Standard Observer XYZ colour matching functions
- Stiles & Burch 1955 2° RGB CMFs RGB colour matching functions
- Stiles & Burch 1959 10° RGB CMFs RGB colour matching functions
- Wright & Guild 1931 2° RGB CMFs RGB colour matching functions
Cone Fundamentals Spectral Dataset
- Stockman & Sharpe 2° Cone Fundamentals
- Stockman & Sharpe 10° Cone Fundamentals
Photopic & Scotopic Luminous Efficiency Functions Spectral Dataset
- CIE 1924 Photopic Standard Observer
- Judd Modified CIE 1951 Photopic Standard Observer
- Judd-Vos Modified CIE 1978 Photopic Standard Observer
- CIE 1964 Photopic 10° Standard Observer
- CIE 2008 2° Physiologically Relevant LEF
- CIE 2008 10° Physiologically Relevant LEF
- CIE 1951 Scotopic Standard Observer
Colour Matching Functions Conversions for Educational Purpose
- Wright & Guild 1931 2° RGB CMFs to CIE 1931 2° Standard Observer
- Stiles & Burch 1959 10° RGB CMFs to CIE 1964 10° Standard Observer
- Stiles & Burch 1959 10° RGB CMFs to Stockman & Sharpe 10° Cone Fundamentals
- Stockman & Sharpe 2° Cone Fundamentals to CIE 2012 2° Standard Observer
- Stockman & Sharpe 10° Cone Fundamentals to CIE 2012 10° Standard Observer
Blackbody Spectral Radiance Computation
Dominant, Complementary Wavelength & Colour Purity Computation
Illuminant Spectral Power Distribution Computation
- CIE Standard Illuminant A
- CIE Standard Illuminant D Series
Illuminant Spectral Dataset
- A
- B
- C
- D50
- D55
- D60
- D65
- D75
- E
- F1
- F10
- F11
- F12
- F2
- F3
- F4
- F5
- F6
- F7
- F8
- F9
- FL3.1
- FL3.10
- FL3.11
- FL3.12
- FL3.13
- FL3.14
- FL3.15
- FL3.2
- FL3.3
- FL3.4
- FL3.5
- FL3.6
- FL3.7
- FL3.8
- FL3.9
- HP1
- HP2
- HP3
- HP4
- HP5
Illuminant Chromaticity Coordinates
Hunter Lab Chromaticity Coordinates
Light Source Dataset
- 3-LED-1 (457/540/605)
- 3-LED-2 (473/545/616)
- 3-LED-2 Yellow
- 3-LED-3 (465/546/614)
- 3-LED-4 (455/547/623)
- 4-LED No Yellow
- 4-LED Yellow
- 4-LED-1 (461/526/576/624)
- 4-LED-2 (447/512/573/627)
- 60 A/W (Soft White)
- C100S54 (HPS)
- C100S54C (HPS)
- Cool White FL
- Daylight FL
- F32T8/TL830 (Triphosphor)
- F32T8/TL835 (Triphosphor)
- F32T8/TL841 (Triphosphor)
- F32T8/TL850 (Triphosphor)
- F32T8/TL865 /PLUS (Triphosphor)
- F34/CW/RS/EW (Cool White FL)
- F34T12/LW/RS /EW
- F34T12WW/RS /EW (Warm White FL)
- F40/C50 (Broadband FL)
- F40/C75 (Broadband FL)
- F40/CWX (Broadband FL)
- F40/DX (Broadband FL)
- F40/DXTP (Delux FL)
- F40/N (Natural FL)
- H38HT-100 (Mercury)
- H38JA-100/DX (Mercury DX)
- HPS
- Incandescent
- Kinoton 75P
- LPS
- Luxeon WW 2880
- MHC100/U/MP /3K
- MHC100/U/MP /4K
- Mercury
- Metal Halide
- Natural
- Neodimium Incandescent
- PHOS-1
- PHOS-2
- PHOS-3
- PHOS-4
- Philips TL-84
- Phosphor LED YAG
- SA
- SC
- SDW-T 100W/LV (Super HPS)
- Super HPS
- T8 Luxline Plus White
- T8 Polylux 3000
- T8 Polylux 4000
- Thorn Kolor-rite
- Triphosphor FL
Light Source Chromaticity Coordinates
Lightness Computation
- CIE 1976
- Fairchild and Wyble (2010)
- Glasser, McKinney, Reilly and Schnelle (1958)
- Wyszecki (1963)
Luminance Computation
- ASTM D1535-08
- CIE 1976
- Fairchild and Wyble (2010)
- Newhall, Nickerson and Judd (1943)
Whiteness Computation
- ASTM E313
- Berger (1959)
- CIE 2004
- Ganz and Griesser (1979)
- Stensby (1968)
- Taube (1960)
Yellowness Computation
- ASTM D1925
- ASTM E313
Corresponding Chromaticities Computation
Luminous Flux, Efficiency & Efficacy Computation
Colour Temperature & Correlated Colour Temperature
Correlated Colour Temperature Computation Methods
- CIE Illuminant D Series
- Hernández-Andrés, Lee and Romero (1999)
- Kang et al. (2002)
- Krystek (1985)
- McCamy (1992)
- Ohno (2013)
- Roberston (1968)
Colour Models
Colourspaces Transformations
- CAM02LCD to JMh CIECAM02
- CAM02SCD to JMh CIECAM02
- CAM02UCS to JMh CIECAM02
- CAM16LCD to JMh CAM16
- CAM16SCD to JMh CAM16
- CAM16UCS to JMh CAM16
- CIE LCHab to CIE Lab
- CIE LCHuv to CIE Luv
- CIE Lab to CIE LCHab
- CIE Lab to CIE XYZ
- CIE Luv to CIE LCHuv
- CIE Luv to CIE Luv uv
- CIE Luv to CIE XYZ
- CIE Luv uv to CIE xy
- CIE UCS to CIE UCS uv
- CIE UCS to CIE XYZ
- CIE UCS uv to CIE xy
- CIE XYZ to CIE Lab
- CIE XYZ to CIE Luv
- CIE XYZ to CIE UCS
- CIE XYZ to CIE UVW
- CIE XYZ to CIE xy
- CIE XYZ to CIE xyY
- CIE XYZ to Hunter Lab
- CIE XYZ to Hunter Rdab
- CIE XYZ to IPT
- CIE XYZ to RGB
- CIE XYZ to hdr-CIELab
- CIE XYZ to hdr-IPT
- CIE XYZ to sRGB
- CIE xy to CIE XYZ
- CIE xyY to CIE XYZ
- Hunter Lab to CIE XYZ
- ICTCP to RGB
- IPT to CIE XYZ
- JMh CIECAM02 to CAM02LCD
- JMh CIECAM02 to CAM02SCD
- JMh CIECAM02 to CAM02UCS
- JMh CAM16 to CAM16LCD
- JMh CAM16 to CAM16SCD
- JMh CAM16 to CAM16UCS
- Prismatic to RGB
- RGB to CIE XYZ
- RGB to ICTCP
- RGB to Prismatic
- RGB to RGB
- RGB to YCbCr
- RGB to YcCbcCrc
- YCbCr to RGB
- YcCbcCrc to RGB
- hdr-CIELab to CIE XYZ
- hdr-IPT to CIE XYZ
- sRGB to CIE XYZ
OETFs
- ARIB STD-B67
- DCI-P3
- DICOM GSDF
- ITU-R BT.2020
- ITU-R BT.2100 HLG
- ITU-R BT.2100 PQ
- ITU-R BT.601
- ITU-R BT.709
- ProPhoto RGB
- RIMM RGB
- ROMM RGB
- SMPTE 240M
- ST 2084
- sRGB
EOTFs
- DCI-P3
- DICOM GSDF
- ITU-R BT.1886
- ITU-R BT.2020
- ITU-R BT.2100 HLG
- ITU-R BT.2100 PQ
- ProPhoto RGB
- RIMM RGB
- ROMM RGB
- SMPTE 240M
- ST 2084
OOTFs
- ITU-R BT.2100 HLG
- ITU-R BT.2100 PQ
Log Encoding / Decoding Curves
- ACEScc
- ACEScct
- ACESproxy
- ALEXA Log C
- Canon Log
- Canon Log 2
- Canon Log 3
- Cineon
- ERIMM RGB
- Log3G10
- Log3G12
- PLog
- Panalog
- Protune
- REDLog
- REDLogFilm
- S-Log
- S-Log2
- S-Log3
- V-Log
- ViperLog
RGB Colourspaces Derivation
RGB Colourspaces Chromatically Adapted Primaries Computation
RGB Colourspaces Primaries Computation
RGB Colourspaces
- ACES2065-1
- ACEScc
- ACEScct
- ACEScg
- ACESproxy
- ALEXA Wide Gamut
- Adobe RGB (1998)
- Adobe Wide Gamut RGB
- Apple RGB
- Best RGB
- Beta RGB
- CIE RGB
- Cinema Gamut
- ColorMatch RGB
- DCI-P3
- DCI-P3+
- DRAGONcolor
- DRAGONcolor2
- Don RGB 4
- ECI RGB v2
- ERIMM RGB
- Ekta Space PS 5
- ITU-R BT.2020
- ITU-R BT.470 - 525
- ITU-R BT.470 - 625
- ITU-R BT.709
- Max RGB
- NTSC
- Pal/Secam
- ProPhoto RGB
- Protune Native
- REDWideGamutRGB
- REDcolor
- REDcolor2
- REDcolor3
- REDcolor4
- RIMM RGB
- ROMM RGB
- Russell RGB
- S-Gamut
- S-Gamut3
- S-Gamut3.Cine
- SMPTE 240M
- V-Gamut
- Xtreme RGB
- sRGB
Convenience Deprecated Colourspaces Transformations
- RGB to HSV
- HSV to RGB
- RGB to HSL
- HSL to RGB
- RGB to CMY
- CMY to RGB
- CMY to CMYK
- CMYK to CMY
Chromatic Adaptation
Chromatic Adaptation Models
- CIE 1994
- CMCCAT2000
- Fairchild (1990)
- Von Kries
Chromatic Adaptation Transforms
- Bianco and Schettini (2010)
- Bianco and Schettini (2010) PC
- Bradford
- Brill and Süsstrunk (2008) corrected CAT02
- CAT02
- CMCCAT2000
- CMCCAT97
- Fairchild
- Sharp
- Von Kries
- XYZ Scaling
Colour Appearance Models
- ATD95
- CIECAM02
- CAM16
- Hunt
- LLAB
- Nayatani95
- RLAB
Colour Difference
Delta E Computation
- CIE 1976
- CIE 1994
- CIE 2000
- CMC
- CAM02LCD
- CAM02SCD
- CAM02UCS
- CAM16LCD
- CAM16SCD
- CAM16UCS
Colour Notation Systems
Munsell Value Computation
- Priest (1920)
- Munsell (1933)
- Moon (1943)
- Saunderson (1944)
- Ladd (1955)
- McCamy (1987)
- ASTM D1535-08
Munsell Colour Transformations
- xyY to Munsell Colour
- Munsell Colour to xyY
Munsell Colours Dataset
- Munsell Colours All
- Munsell Colours Real
- Munsell Colours 1929
Hexadecimal
- RGB to HEX
- HEX to RGB
Characterisation
Colour Rendition Charts Spectral Dataset
- BabelColor Average
- ColorChecker N. Ohta
Colour Rendition Charts Chromaticity Coordinates
- BabelColor Average
- ColorChecker 1976
- ColorChecker 2005
First Order Colour Fit
Light Quality
- Colour Rendering Index computation
- Colour Quality Scale computation
Optical Phenomena
- Rayleigh Optical Depth
Reflectance Recovery
- Smits (1999)
- Meng, Simon and Hanika (2015)
Volume
- MacAdam Limits - Optimal Colour Stimuli
- Monte Carlo RGB Colourspace Volume Computation
- Monte Carlo Pointer's Gamut Colourspace Coverage Computation
- Monte Carlo Visible Spectrum Colourspace Coverage Computation
Comprehensive Plotting Capabilities
Input & Output
- CSV tabular data files
- IES TM-27-14 spectral data XML files
- X-Rite spectral data files
- Image I/O using OpenImageIO