CIE chromaticity chart/diagram, “color triangle”, “horseshoe”
CIE chromaticity chart/diagram, “color triangle”, “horseshoe” (In French diagramme (chromaticité) CIE, tableau normalisé/ triangle des couleurs, « fer à cheval ») CIExyY(1931) chromaticity chart originating from the projection of the CIE colorimetric system CIEXYZ(1931).



