create a hand drawn architectural visualization of a contemporary urban residential block the scene is a lively public space with mid rise apartment buildings 4 6 stories featuring clean modern facades and large windows the perspective is at street level with a corner view of the building use a loose sketchy line drawing style with thin black outlines and minimal detailing add soft watercolor style coloring with muted tones light greens for trees subtle beige grey for buildings and small accents of pastel colors such as light purple or yellow for ground floor spaces include a pedestrian friendly environment with people walking sitting and cycling show bicycles in motion a few parked cars in the background and steps or elevation changes as part of the public space design frame the scene with tall trees drawn in a light abstract and airy way using semi transparent green foliage scatter leaves lightly on the ground for atmosphere keep the overall composition bright and open with a white or lightly textured background emphasize an inviting sustainable urban environment with a focus on community life style keywords architectural sketch watercolor wash soft colors minimal linework urban design illustration competition rendering hand drawn perspective