The ornamental design for an architectural light, as shown and described.
FIG. 1 is a perspective view of an architectural light embodying the principles of the present invention;
FIG. 2 is a top view of the architectural light of FIG. 1; and,
FIG. 3 is a representative side view of the architectural light of FIGS. 1 and 2, the opposite side view and the front and rear views being essentially identical thereto.