Paletrix — Modern Color Palette Generator & Color Utility App
Generate, extract and explore color.
Sub-10ms Extraction
Digital Product / Color Utility App
system
System Overview & Capabilities
Paletrix is a focused color utility application for generating, exploring and extracting beautiful color palettes with instant HEX/RGB values and contrast verification.
UI/UX designers, mobile app developers, graphic artists, and creative professionals who need instantaneous palette exploration without ads or paywalls.
Color Utility App
Operational Friction & Limitations Before Engineering
Designers and frontend developers frequently struggle with bloated, ad-ridden color tools that require signups, lack offline support, and make quick palette generation on mobile tedious.
How ZYVONE Architected the Solution
We engineered an offline-first cross-platform application in Flutter featuring mathematical color harmony generation, client-side image color extraction, WCAG contrast verification, and instant one-tap clipboard copying.
A native cross-platform mobile utility built with Flutter and Riverpod that computes mathematical color harmonies, extracts dominant colors from user-uploaded images, and validates accessibility contrast.
Core System Features
Mathematical Color Harmonies
Generate Monochromatic, Analogous, Complementary, and Triadic palettes algorithmically in sub-10ms.
Image Color Extraction
Upload photos or design screenshots to isolate dominant hues, vibrant accents, and background neutrals.
Per-Swatch Locking
Freeze chosen colors while regenerating companion shades to quickly discover harmonic combinations.
WCAG Contrast Verification
Real-time text legibility ratings (AA / AAA compliance) against light and dark backgrounds.
Technical Implementation Details
- 01.Flutter Riverpod state management ensuring zero input lag and determinism
- 02.Client-side image processing isolating color clusters without server uploads
- 03.Offline-first architecture with persistent local storage via SharedPreferences
- 04.Instant one-tap clipboard copying supporting HEX, RGB, and HSL formats
Measurable Engineering Results
Shipped a lightweight, lightning-fast color utility app that delivers sub-10ms palette calculations and frictionless visual color exploration without authentication walls.
“Focused utilities win through zero-latency feedback loops. When color extraction and value copying feel instantaneous, creative flow is never interrupted.”
Technologies Used
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