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NashSaint
Hueful icon

Color palette and design app

Hueful

Color palettes with live sample designs, for iPhone.

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Overview

What Hueful is and why it exists.

Hueful helps you choose colors that belong together, then shows you exactly how they look in real designs. Browse hand-picked palettes or generate your own, and every palette comes to life in posters, stories, invitations, menus, business cards and more. Edit any design, add your own photos and save it straight to Photos. Everything runs on your iPhone, with no account required.

Highlights

Why people love Hueful.

75 hand-picked palettes, searchable by mood, name, hex or color.

300 sample designs per palette across 15 styles and 20 formats.

Five looks for every design, from Palette pop to Natural photo.

A full editor: move, resize, rotate, restyle text and add your own photos.

Create palettes from color harmony rules or from any photo.

Every color in HEX, RGB, HSL, HSB, CMYK and LAB, with contrast checks.

Save designs to Photos in high resolution.

No account, no ads, no tracking.

The story

From problem to product.

The problem

A palette looks great as five swatches, but it's hard to know how it will work on a real poster, invite or social post until you've built one.

The approach

Show every palette in hundreds of ready-made designs right away, then let you edit any of them and save the result.

Under the hood

How it came together.

Scope

What the product covers, end to end.

  • Palette library with search, moods and favorites.
  • Template engine that builds designs from a palette's colors only.
  • Design editor with layers, undo and photo import.
  • Palette generator with harmony modes and photo extraction.
  • Color details, formats and WCAG contrast pairs.

Technology

How it is built and kept running.

  • Flutter app for iPhone.
  • Designs stored as editable element documents, drawn by one renderer for gallery, viewer and editor.
  • Duotone photo treatment that keeps sample photos inside the palette.
  • K-means color extraction in Lab space with hue-aware picking.
  • On-device storage only.

Role & delivery

What NashSaint designed, built and shipped.

  • Product design and engineering.
  • Palette curation and template design.

Outcomes

The difference it makes.

  1. 01 Go from a color idea to a finished design in minutes.
  2. 02 See how a palette really behaves before committing to it.

Need a hand?

Questions about Hueful?

Send a support request and you will hear back by email. Privacy and terms are always one click away.