Room with striped ceiling, blue floor, and foliage-patterned walls.

How YSG Studio Transformed a 1990s Mock-Colonial Home into a Wallpaper Wonderland on NSW’s Coast

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Written by Seth Sebastian

2026-06-17

An Architectural Journey Through Color and Pattern

Imagine a home where every wall and ceiling brims with character, speaking volumes through vibrant hues and intricate patterns. YSG Studio embraced this vision in their transformation of a 1990s mock-Colonial house on the New South Wales Coast. It’s an origin with a challenge — no internal walls could be added. Instead, they blurred the lines between architecture and decor, making wallpaper the backbone of their design.

Framing the Escape

Step inside, and a butter yellow door sets the tone for this eclectic paradise. Here, surfaces talk. A V.Brokkr brass pull shines against a decorative stone backplate, serving as a gateway to a bold, imagined world. This entrance isn’t subtle; it signals you’re leaving the ordinary behind.

Fireplace clad in pastel patches, room with colorful transformation.
The fireplace was widened and re-clad in patchworked pastels — its original girth gave no indication of what it could become

Cork Trails and Colored Patterns

The home’s core connects spaces through a captivating cork flooring motif of dark hues within caramel panels. This infinite hourglass design weaves from the entrance to the open kitchen, replacing physical partitions with visual pathways, cementing the home’s unique layout.

Bathroom designed as a single carved object, unified material surfaces.
Every surface is the same material register — the room reads as a single carved object, not an assembled bathroom

A Play of Decadence

The parlour is a festival of floral wallpaper and vintage charm, adorned with a plush velvet ottoman and a teddy-bear-like Aurélien Serre armchair. It’s a vivid journey, with a color palette reminiscent of a Wes Anderson film, ensuring a cozy transition from the buzz of daily life into leisure.

Yellow bathtub matching entrance door, creating chromatic harmony.
The tub’s yellow matches the door at the entrance — the chromatic logic of the house closes here

Dining in Living Color

In the kitchen, rustic chairs orbit a central farmhouse-style table, while a timber island sits atop a maroon glass mosaic kicker. Marble and rattan tie together the textural journey, each element curated to feel both mismatched and perfectly aligned, a nod to the warmth of familial gatherings.

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Kitchen island with curved base, appearing as standalone furniture.
The island’s curved base lifts it from the floor — it reads as furniture, not fixture

Nocturnal Narratives

The bedrooms explore deeper, moodier tones. Merlot red, violet, and green wrap the rooms like twilight. The master suite particularly indulges in opulent reds and blues, lined with a floral wallpaper that crowns the space with a “Twin Peaks”-like mystique.

Room with contrasting wall and ceiling patterns, avoidingle any visual simplicity.
Walls and ceiling carry different patterns — the room refuses to resolve into a single surface

Walls That Tell Stories

Altogether over ten wallpapers, reflecting diverse flora and fauna, wrap the interiors as architectural elements in their own right. They are the unseen framework, holding ideas rather than merely decorating surfaces, transforming structural challenges into opportunities for creativity.

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Dining room with mismatched chairs and a central fixed table.
No two chairs match — the table is the only fixed point in a room designed to feel perpetually in motion

A Thought-Provoking Maximalism

YSG Studio’s design boldly asks: Can surface truly be the architecture? In this home, each curated detail — from the pearl pendants to the vivid stripes — poses this question. For those who visit, the answer is woven through the patterns that envelope every room. Are they merely for show, or do they embody a deeper narrative of a family’s retreat in New South Wales? It’s a query as open-ended as the house itself.

Room with dominant ceiling pattern, resting breathy plain walls.
Colour stops at the ceiling plane — the walls breathe, the pattern overhead does the work

Source: urdesignmag.com