In Big Smile (Vivien) by Alex Katz, the viewer is greeted with the lower half of the subject's face, adorned with a radiant smile that captures the essence of joy and warmth. Katz's masterful portrayal highlights the woman's red lips and bright smile, which stand out against the subtle shading that adds dimension to her face while retaining Katz's signature simplicity.

The subject's smile is depicted with a bright intensity that exudes positivity and vitality, inviting the viewer to share in her happiness. Against a turquoise background, her face emerges with clarity and vibrancy, while her bright red shirt adds a striking contrast to the composition.

Katz's expert use of color and composition creates a dynamic interplay between the subject and her surroundings, drawing the viewer's eye to the focal point of the painting—the infectious smile that dominates the scene.

Big Smile (Vivien) is a captivating portrayal of joy and positivity, rendered with sensitivity and skill by Alex Katz. Through his minimalist approach and bold use of color, Katz invites the viewer to engage with the painting on an emotional level, celebrating the simple yet profound beauty of human expression.