Colorful hand-drawn plan

Quick answer：

Colorful hand-drawn plan refers to a type of graphic representation that utilizes hand-drawn illustrations to depict a two-dimensional layout or design. It is commonly used in architecture, interior design, and urban planning to visually convey spatial arrangements, features, and aesthetics. Hand-drawn plans often offer a personal touch and creative freedom, as they are not constrained by the precision of digital drafting tools.