It’s just paint, but it has weight, emotion, and density,” AD100 interior designer Rodman Primack, a part-time Mexico City resident, says of architect Luis Barragán’s legendarily colorful Cuadra San Cristóbal—a residence in Los Clubes, a gated community in suburban Mexico City that Barragán also devised. “You feel like if you opened the purple wall, there would be purple inside.” Commissioned in 1966 by Swedish industrialist Folke Egerström and his first wife, Ami, the property, set in the midst of an equestrian-theme neighborhood threaded with bridle paths, was a March 1979 AD feature. The snow-white house is lovely, but the polychrome stables and courtyard are the stars as well as a pilgrimage site. A waterfall pours into a huge, shallow, L-shaped pool that is used for exercising and watering horses amid…