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CIE 1931 Chromaticity Diagram

Interactive CIE 1931 chromaticity diagram for color science and VFX. The horseshoe is human vision; the triangles are RGB gamuts (sRGB, Display P3, Rec.2020, ACES). Scroll to zoom, drag to pan. Related: PhysLight, Display Check, and lessons.

CIE 1931 chromaticity diagram

Horseshoe = all chromaticities a standard observer can see. Triangles = colors an RGB system can make from its three primaries. Scroll to zoom, drag to pan.

sRGB / Rec.709

Display P3

Rec.2020

ACEScg (AP1)

Compare how much of visible chromaticity each working / display space can represent.