The sRGB gamut and optimal color solid (or Rösch-MacAdam color solid) under D65 illumination within the CIE XYZ color space. X and Z are the horizontal axes; Y is the vertical axis. (en)
The sRGB gamut and optimal color solid (or Rösch-MacAdam color solid) under D65 illumination within the CIE xyY color space. x and y are the horizontal axes; Y is the vertical axis. (en)