Color field painting. Color field painting is a style of painting that focuses on the use of pure color, often in large blocks of solid color. Hofmann's color field paintings are notable for their vibrant colors and their use of simple, geometric shapes.
Action painting. Action painting is a style of painting that emphasizes the physical act of painting itself. Hofmann's action paintings are characterized by their spontaneous and energetic brushstrokes and their use of unusual materials, such as sand and gravel.
Lyrical abstraction. Lyrical abstraction is a style of painting that combines elements of abstraction and figuration. Hofmann's lyrical abstractions are characterized by their poetic and evocative imagery and their use of soft colors and delicate brushstrokes.
Hard-edge painting. Hard-edge painting is a style of painting that emphasizes the use of clean, crisp edges and flat, unmodulated colors. Hofmann's hard-edge paintings are notable for their geometric shapes and their use of contrasting colors.