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Interior designer branding: a portfolio look that sells projects

Clients hire an interior designer for taste, and they judge it from your feed before they ever see your work in person. The brand's job is to frame the rooms and then get out of the way.

GradientlyVerified Gradiently account·October 1, 2026·6 min read
Cover: Chiffon Depths · GR·B2EN·CQ

The short version

  • Interior designer branding should be a quiet, consistent frame that lets the photographed rooms do the persuading.
  • A mood palette of four to six colours taken from your own finished projects makes a stronger brand than a fashionable colour borrowed from elsewhere.
  • A project carousel works best in a set order: the finished hero shot, the details, the plan or problem, then the before.
  • Before and after photos should be taken from the same corner at the same height so the change in the room is the only change.
  • The same brand frame should run across Instagram, Pinterest, proposals and client presentations, because clients see all of them before they sign.
On this page
Why a quiet brand frame sells interior designInterior design brand colours from your own mood paletteHow to structure an interior design project carouselBefore and after interior design postsBeyond Instagram: Pinterest, proposals and presentationsHow to make a minimal interior design brand distinctive

Good interior designer branding is a quiet frame. Your rooms are the product, so the brand should give them space: one restrained palette taken from your own work, one or two typefaces, generous margins, and the same layout on every post. A client scrolling your feed should feel your taste in the photographs and your calm in everything around them. Loud logos, trending colours and busy templates compete with the very thing you are selling.

Why a quiet brand frame sells interior design

A potential client is asking one question as they scroll: would I want to live in a room this person made? Every element that isn't a room either supports that answer or distracts from it. The designers whose feeds feel expensive usually share the same habits: lots of space, little text, and a frame so consistent you stop noticing it.

Competes with the rooms

  • A new template every week
  • Script fonts and gold foil effects
  • Text laid across the photograph
  • Five brand colours fighting the furniture
  • Stock inspiration mixed with your own work

Frames the rooms

  • One layout for project posts, one for words
  • A clean serif or sans in two weights
  • Words on their own slide or in a margin
  • A neutral ground plus one signature tone
  • Only your projects, clearly credited

None of this means plain. A distinctive background colour or material on your text slides becomes the thing people recognise you by, precisely because everything else is still. Minimalist design ideas has more on restraint that still feels warm.

Interior design brand colours from your own mood palette

Pull your brand colours out of the rooms you have already finished. Lay out photos of your three favourite projects and note the colours that keep returning: the plaster, the timber, the one deep accent you always reach for. That palette is honest, it suits your photography, and it is yours rather than the colour of the year.

A warm minimal mood palette: plaster and linen grounds, a timber mid tone, one deep green accent and a near black for type.
Three backgrounds for text slides and quotes, cut from the same palette. Soft light, like daylight across a wall.

If your style is darker or more colourful, the method is the same: sample, reduce to five, and keep one colour as your signature. Japandi colours and earth tone colours are good starting points if your work leans calm and natural.

How to structure an interior design project carousel

One finished project can feed a week of posts, but the main carousel should tell its story in a deliberate order. Lead with the image that makes someone stop, then reward the swipe.

  1. 1

    Slide 1: the hero room

    Your best wide shot, uncropped and unlabelled. This is the slide that appears in the grid, so it carries the whole post.

  2. 2

    Slides 2 to 5: the details

    Joinery, a light fitting, a fabric against timber, the view from the sofa. Details prove the craft that wide shots imply.

  3. 3

    Slide 6: the brief in one sentence

    A text slide on your brand background: "A dark Victorian terrace that needed light and storage for a family of five."

  4. 4

    Slide 7: the before

    Shot from the same corner as the hero. Placing it late keeps the grid beautiful and makes the reveal land.

  5. 5

    Last slide: what you did and how to enquire

    Scope, location, photographer credit and a line on how to book a consultation.

Clifton terrace
Light for a family of five.
Ground floor redesign, joinery and lighting
Gradiently · @gradiently

The brief slide: a single sentence in your type, on your background, between the photographs.

Use the portrait size, 1080×1350, so rooms fill as much of the phone as possible. Instagram carousel design covers pacing and the swipe in more depth.

Before and after interior design posts

A before and after is only convincing if the camera stays put. On your first site visit, photograph each room from the corners you expect to shoot the finished space from, at chest height, with the lights off and the curtains open. Note the spots. When the photographer comes, give them the same positions.

Before.

Same corner, same height, same daylight.

After.

Matching type and position, so only the room changes.

Resist styling the before to look worse than it was. Clients can tell, and the honest version is more impressive anyway. Before and after posts shows split and swipe layouts.

Beyond Instagram: Pinterest, proposals and presentations

Interior design clients research on Pinterest, read your website, then receive a proposal and sit through a concept presentation. Each of those is a brand touchpoint, and the frame should be identical on every one. A client who saved your pin should recognise the same type and background in the deck you present a month later.

Instagram post

Size

1080×1350

Use it for

Project carousels and brief slides
Pinterest pin

Size

1000×1500

Use it for

Single rooms that link back to the project page
Website hero

Size

1920×1080

Use it for

Your strongest landscape room shot
Slides 16:9

Size

1920×1080

Use it for

Concept and mood board presentations
A4 page2480×3508

Use it for

Proposals, fee letters and printed mood boards
WhereSizeUse it for
Instagram post1080×1350Project carousels and brief slides
Pinterest pin1000×1500Single rooms that link back to the project page
Website hero1920×1080Your strongest landscape room shot
Slides 16:91920×1080Concept and mood board presentations
A4 page2480×3508Proposals, fee letters and printed mood boards
The places a prospective client meets your brand, and the size to design each at.

Pinterest pin design is worth a read: people pin rooms while they are actively planning one, so a good pin can bring enquiries long after you post it.

How to make a minimal interior design brand distinctive

The risk with a quiet brand is that quiet can look like everyone else's beige. The answer is one element nobody else has. In Gradiently that is a Mark: a living background with its own light and material, which you can claim so no other studio can export with it. Use it behind brief slides, quotes and proposal covers, and tint project photos in its colours as a soft wash when you want a mood board feel. Because the Studio builds carousels and decks as pages, the post and the presentation can share one look.

Find a gradient that’s only yours

Browse thousands of Marks, design with any of them for free, and claim the one that feels like you.

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Questions people ask

What makes good interior designer branding?

A quiet, consistent frame: a palette taken from your own projects, one or two typefaces, generous space and the same layout everywhere, so the rooms lead.

What colours should an interior designer use for their brand?

Sample the colours that recur in your finished projects, reduce them to about five, and choose one as a signature tone for text slides and covers.

What should an interior designer post on Instagram?

Project carousels that open with the finished room, detail shots, honest before and afters, short brief slides and clear ways to book a consultation.

Should interior design before and after photos be in one image?

A carousel usually works better: the finished room stays first in the grid and the before appears later, shot from the same corner.

Is Pinterest worth it for interior designers?

It can be. People pin rooms while planning a project, and a 1000×1500 pin linking to the project page can keep bringing enquiries long after you post it.

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Written by GradientlyVerified Gradiently account

The team behind Gradiently, a design tool built around Marks: living gradients that make everything you design look like yours.

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On this page

Why a quiet brand frame sells interior designInterior design brand colours from your own mood paletteHow to structure an interior design project carouselBefore and after interior design postsBeyond Instagram: Pinterest, proposals and presentationsHow to make a minimal interior design brand distinctive

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