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The A98 RGB color space is registered in Color by default


Name: a98-rgb

White Point: D65 / 2˚


Name Range*
r [0, 1]
g [0, 1]
b [0, 1]

* Range denotes in gamut colors, but the color space supports an extended range beyond the gamut.


CIE 1931 xy Chromaticity – Adobe® RGB 1998 Chromaticities

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 primary colors on a device such as a computer display. The Adobe® RGB (1998) color space encompasses roughly 50% of the visible colors specified by the CIELab color space - improving upon the gamut of the sRGB color space, primarily in cyan-green hues.

A98 RGB is an Adobe® 98 Compatible color space.

Learn about A98 RGB

Channel Aliases

Channels Aliases
r red
g green
b blue


Parsed input and string output formats support all valid CSS forms:

color(a98-rgb r g b / a)  // Color function

When manually creating a color via raw data or specifying a color space as a parameter in a function, the color space name is always used:

Color("a98-rgb", [0, 0, 0], 1)

The string representation of the color object and the default string output will be in the color(a98-rgb r g b / a) form.

>>> Color('a98-rgb', [0.85859, 0, 0])
color(a98-rgb 0.85859 0 0 / 1)
>>> Color('a98-rgb', [0.91489, 0.64117, 0.15031]).to_string()
'color(a98-rgb 0.91489 0.64117 0.15031)'


from coloraide import Color as Base
from coloraide.spaces.a98_rgb import A98RGB

class Color(Base): ...


Last update: September 10, 2023