Category: Color space

Multi-primary color display
Multi-primary color (MPC) display is a display that can reproduce a wider gamut color than conventional displays. In addition to the standard RGB (Red Green and Blue) color subpixels, the technology u
P3 is an RGB color space. DCI-P3 (Digital Cinema Initiative) is used with digital theatrical motion picture distribution (DCDM). Display P3 is a variant developed by Apple Inc. for wide-gamut displays
CIE 1931 color space
The CIE 1931 color spaces are the first defined quantitative links between distributions of wavelengths in the electromagnetic visible spectrum, and physiologically perceived colors in human color vis
In colorimetry the OSA-UCS (Optical Society of America Uniform Color Space) is a color space first published in 1947 and developed by the Optical Society of America’s Committee on Uniform Color Scales
RGBA color model
RGBA stands for red green blue alpha. While it is sometimes described as a color space, it is actually a three-channel RGB color model supplemented with a fourth alpha channel. Alpha indicates how opa
RGB color spaces
An RGB color space is any additive color space based on the RGB color model. An RGB color space is defined by chromaticity coordinates of the red, green, and blue additive primaries, the white point w
CMYK color model
The CMYK color model (also known as process color, or four color) is a subtractive color model, based on the CMY color model, used in color printing, and is also used to describe the printing process
Amber shift
Amber shift is a phenomenon of incandescent lamps in which the perceived warmth (or colour temperature) of the light sources changes as larger amounts of electric current flow through it.
Color theory
In the visual arts, color theory is the body of practical guidance for color mixing and the visual effects of a specific color combination. Color terminology based on the color wheel and its geometry
scRGB is a wide color gamut RGB color space created by Microsoft and HP that uses the same color primaries and white/black points as the sRGB color space but allows coordinates below zero and greater
CMY color model
The CMY color model is a subtractive color model in which cyan, magenta and yellow pigments or dyes are added together in various ways to reproduce a broad array of colors. The name of the model comes
MacAdam ellipse
In the study of color vision, a MacAdam ellipse is a region on a chromaticity diagram which contains all colors which are indistinguishable, to the average human eye, from the color at the center of t
Rec. 2020
ITU-R Recommendation BT.2020, more commonly known by the abbreviations Rec. 2020 or BT.2020, defines various aspects of ultra-high-definition television (UHDTV) with standard dynamic range (SDR) and w
Federal Standard 595
Federal Standard 595, known as SAE AMS-STD-595 – Colors Used in Government Procurement, formerly FED-STD-595, is a United States Federal Standard for colors, issued by the General Services Administrat
Adams chromatic valence color space
Adams chromatic valence color spaces are a class of color spaces suggested by Elliot Quincy Adams. Two important Adams chromatic valence spaces are CIELUV and Hunter Lab. Chromatic value/valence space
Color difference
In color science, color difference or color distance is the separation between two colors. This metric allows quantified examination of a notion that formerly could only be described with adjectives.
Spot color
In offset printing, a spot color or solid color is any color generated by an ink (pure or mixed) that is printed using a single run, whereas a process color is produced by printing a series of dots of
In colorimetry, the CIE 1976 L*, u*, v* color space, commonly known by its abbreviation CIELUV, is a color space adopted by the International Commission on Illumination (CIE) in 1976, as a simple-to-c
YUV is a color model typically used as part of a color image pipeline. It encodes a color image or video taking human perception into account, allowing reduced bandwidth for chrominance components, co
Wide-gamut RGB color space
The wide-gamut RGB color space (or Adobe Wide Gamut RGB) is an RGB color space developed by Adobe Systems, that offers a large gamut by using pure spectral primary colors.It is able to store a wider r
HKS (colour system)
The HKS is a colour system which contains 120 spot colours and 3520 tones for coated and uncoated paper. HKS is an abbreviation of three German colour manufacturers: , , and . The association of those
RG color models
An RG color model is a dichromatic color model represented by red and green primary colors. The name of the pair of models comes from the initials of the two primary colors: red and green. The model m
xvYCC or extended-gamut YCbCr is a color space that can be used in the video electronics of television sets to support a gamut 1.8 times as large as that of the sRGB color space. xvYCC was proposed by
The YCoCg color model, also known as the YCgCo color model, is the color space formed from a simple transformation of an associated RGB color space into a luma value (denoted as Y) and two chroma valu
eciRGB is one of the standard RGB color spaces. It is recommended by the ECI (European Color Initiative) as a working color space for professional image editing and covers virtually all printing proce
HSL (for hue, saturation, lightness) and HSV (for hue, saturation, value; also known as HSB, for hue, saturation, brightness) are alternative representations of the RGB color model, designed in the 19
HWB color model
HWB is a cylindrical-coordinate representation of points in an RGB color model, similar to HSL and HSV. It was developed by HSV’s creator Alvy Ray Smith in 1996 to address some of the issues with HSV.
Color solid
A color solid is the three-dimensional representation of a color model, an analog of the two-dimensional color wheel. The added spatial dimension allows a color solid to depict an added dimension of c
RYB color model
RYB (an abbreviation of red–yellow–blue) is a subtractive color model used in art and applied design in which red, yellow, and blue pigments are considered primary colors. Under traditional color theo
Rec. 601
ITU-R Recommendation BT.601, more commonly known by the abbreviations Rec. 601 or BT.601 (or its former name CCIR 601) is a standard originally issued in 1982 by the CCIR (an organization, which has s
RGB color model
The RGB color model is an additive color model in which the red, green and blue primary colors of light are added together in various ways to reproduce a broad array of colors. The name of the model c
sRGB is a standard RGB (red, green, blue) color space that HP and Microsoft created cooperatively in 1996 to use on monitors, printers, and the World Wide Web. It was subsequently standardized by the
Additive color
Additive color or additive mixing is a property of a color model that predicts the appearance of colors made by coincident component lights, i.e. the perceived color can be predicted by summing the nu
YDbDr, sometimes written YDBDR, is the colour space used in the SECAM analog terrestrial colour television broadcasting standard (adopted in France and some countries of the former Eastern Bloc) and P
YJK is a proprietary color space implemented by the Yamaha V9958 graphic chip on MSX2+ computers. It has the advantage of encoding images by implementing less resolution for color information than for
Quattron is the brand name of an LCD color display technology produced by Sharp Electronics. In addition to the standard RGB (Red, Green, and Blue) color subpixels, the technology utilizes a yellow fo
ICC profile
In color management, an ICC profile is a set of data that characterizes a color input or output device, or a color space, according to standards promulgated by the International Color Consortium (ICC)
Ostwald color system
In colorimetry, the Ostwald color system is a color space that was invented by the Baltic German chemist Wilhelm Ostwald. Associated with The Color Harmony Manual, it comprises a set of paint chips re
Color chart
A color chart or color reference card is a flat, physical object that has many different color samples present. They can be available as a single-page chart, or in the form of swatchbooks or color-mat
In color reproduction, including computer graphics and photography, the gamut, or color gamut /ˈɡæmət/, is a certain complete subset of colors. The most common usage refers to the subset of colors whi
Academy Color Encoding System
The Academy Color Encoding System (ACES) is a color image encoding system created under the auspices of the Academy of Motion Picture Arts and Sciences. ACES allows for a fully encompassing color accu
ProPhoto RGB color space
The ProPhoto RGB color space, also known as ROMM RGB (Reference Output Medium Metric), is an output referred RGB color space developed by Kodak. It offers an especially large gamut designed for use wi
Sample (graphics)
In computer graphics, a sample is an intersection of channel and a pixel. The diagram below depicts a 24-bit pixel, consisting of 3 samples for Red, Green, and Blue. In this particular diagram, the Re
YPbPr or Y'PbPr, also written as YPBPR, is a color space used in video electronics, in particular in reference to component video cables. YPBPR is gamma corrected YCBCR color space (it is not analog Y
Glob (visual system)
Globs are millimeter-sized color modules found beyond the visual area V2 in the brain's color processing ventral (also known as parvocellular) pathway. They are scattered throughout the posterior infe
LMS color space
LMS (long, medium, short), is a color space which represents the response of the three types of cones of the human eye, named for their responsivity (sensitivity) peaks at long, medium, and short wave
HCL color space
HCL (Hue-Chroma-Luminance) or LCh refers to any of the many cylindrical color space models that are designed to accord with human perception of color with the three parameters. Lch has been adopted by
The Coloroid Color System is a color space developed between 1962 and 1980 by Prof. at the Budapest University of Technology and Economics for use by "architects and visual constructors". Since August
Apple RGB
No description available.
Ekta Space
The Ekta Space is a common name for two color spaces developed by Joseph Holmes - Ekta Space PS 5 and Ektachrome Space to safely contain fine image scans of film originals generally of 24-bit color de
RAL colour standard
RAL is a colour management system used in Europe that is created and administrated by the German (RAL non-profit LLC), which is a subsidiary of the German . In colloquial speech RAL refers to the RAL
YCbCr, Y′CbCr, or Y Pb/Cb Pr/Cr, also written as YCBCR or Y′CBCR, is a family of color spaces used as a part of the color image pipeline in video and digital photography systems. Y′ is the luma compon
Color appearance model
A color appearance model (CAM) is a mathematical model that seeks to describe the perceptual aspects of human color vision, i.e. viewing conditions under which the appearance of a color does not tally
Farrow & Ball
Farrow & Ball is a British manufacturer of paints and wallpapers largely based upon historic colour palettes and archives. The company is particularly well known for the unusual names of its products.
Adobe RGB color space
The Adobe RGB (1998) color space or opRGB is a color space developed by Adobe Systems, Inc. in 1998. It was designed to encompass most of the colors achievable on CMYK color printers, but by using RGB
Rec. 709
Rec. 709, also known as Rec.709, BT.709, and ITU 709, is a standard developed by ITU-R for image encoding and signal characteristics of high-definition television. The most recent version is BT.709-6
Practical Color Coordinate System
The Practical Color Coordinate System (PCCS) is a discrete color space indexed by hue and tone. It was developed by the . * v * t * e
YIQ is the color space used by the analog NTSC color TV system, employed mainly in North and Central America, and Japan.I stands for in-phase, while Q stands for quadrature, referring to the component
TSL color space
TSL color space (Tint, Saturation and Lightness ) is a perceptual color space which defines color as tint (the degree to which a stimulus can be described as similar to or different from another stimu
CIE 1960 color space
The CIE 1960 color space ("CIE 1960 UCS", variously expanded Uniform Color Space, Uniform Color Scale, Uniform Chromaticity Scale, Uniform Chromaticity Space) is another name for the (u, v) chromatici
List of color spaces and their uses
This is a list of color spaces, grouped by the color model that is used for part of their specification.
CIE 1964 color space
The CIE 1964 (U*, V*, W*) color space, also known as CIEUVW, is based on the CIE 1960 UCS: where (u0, v0) is the white point and Y is the luminous tristimulus value of the object. The asterisks in the
In colorimetry, the HSLuv color space is a human-friendly alternative to the HSL color space. It was formerly known as "husl". It is a variation of the CIE LCH(uv) color space, where the C (colorfulne
CcMmYK color model
CcMmYK, sometimes referred to as CMYKLcLm or CMYKcm, is a six-color printing process used in some inkjet printers optimized for photo printing. It complements the more common four color CMYK process,
Planckian locus
In physics and color science, the Planckian locus or black body locus is the path or locus that the color of an incandescent black body would take in a particular chromaticity space as the blackbody t
ICTCP, ICtCp, or ITP is a color representation format specified in the Rec. ITU-R BT.2100 standard that is used as a part of the color image pipeline in video and digital photography systems for high
Klaer Lightende Spiegel der Verfkonst
The Klaer Lightende Spiegel der Verfkonst (literally: "clearly lighting mirror of the painting art") is a manuscript with over 700 pages of color swatches, produced in 1692 by a Dutch author from Delf
Specifications for Web Offset Publications
Specifications for Web Offset Publications, invariably abbreviated to SWOP, is an organization and the name of a set of specifications that it produces, with the aim of improving the consistency and q
Subtractive color
Subtractive color or subtractive color mixing predicts the spectral power distribution of light after it passes through successive layers of partially absorbing media. This idealized model is the esse
CIELAB color space
The CIELAB color space, also referred to as L*a*b* , is a color space defined by the International Commission on Illumination (abbreviated CIE) in 1976. (Referring to CIELAB as "Lab" without asterisks
Munsell color system
In colorimetry, the Munsell color system is a color space that specifies colors based on three properties of color: hue (basic color), chroma (color intensity), and value (lightness). It was created b
Color space
A color space is a specific organization of colors. In combination with color profiling supported by various physical devices, it supports reproducible representations of color – whether such represen
Rg chromaticity
The rg chromaticity space, two dimensions of the normalized RGB, or rgb, space,is a chromaticity space, a two-dimensional color space in which there is no intensity information. In the RGB color space