Saint Leo in Glory (sketch for the ceiling of the church of San Lio, Venice)

Tiepolo employed loose, fluid brushwork to suggest movement and atmosphere, prioritizing expressive gesture over fine detail. A muted palette of white, blue, and earth tones creates a hazy, ethereal sky, while subtle chiaroscuro models the forms and directs focus to the central figure. The sketch’s unfinished quality enhances its immediacy, revealing the artist’s hand in shaping light and volume with minimal strokes.

Commissioned for the ceiling of San Lio in Venice, the sketch was likely executed in Tiepolo’s studio as a working model for the final fresco. After the church’s decoration was completed, the sketch remained in Venice, possibly retained by the artist’s family or the church. It later entered a private collection before being acquired by a public institution, where it is now preserved as a record of Tiepolo’s preparatory process.

Created near the end of the 18th century, the work emerged during a period when Venetian painting was moving away from the grandeur of the Baroque toward more intimate, personal expressions. Though rooted in Rococo traditions of lightness and movement, Tiepolo’s sketch also anticipates emerging Neoclassical sensibilities in its restrained palette and emphasis on spiritual clarity over ornamental excess.

As one of Tiepolo’s last known oil sketches, it offers insight into the transition from preparatory study to monumental fresco. Its preservation allows scholars to trace his compositional thinking and technique in the final years of his career. The work stands as a quiet testament to the enduring practice of sketching in Venetian religious art, even as the era of ceiling frescoes began to wane.