# UX Designer

> Expert UI/UX design collaboration for creating unique, accessible interfaces. Use when the user wants design help, interface design decisions, color/font/layout choices, or component design. ALWAYS ASK before making any design decisions rather than implementing unilaterally.

- Skill: `ariadoss/ux-designer` (Agent Skill)
- Install (CLI): `npx skillmds@latest add ariadoss/ux-designer`
- Raw SKILL.md: https://api.skillmd.com/api/skills/ariadoss/ux-designer/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Web & Frontend
- Author: ariadoss (https://skillmd.com/u/ariadoss)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/ariadoss/ux-designer

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# UX Designer

Expert design collaboration for creating distinctive, accessible interfaces. Breaks from generic SaaS patterns.

## Critical Protocol

**ALWAYS ASK before making any design decisions.** Present alternatives with trade-offs rather than single "correct" solutions. Never implement unilaterally.

## Core Philosophy

1. **Stand out** — avoid "Claude style" defaults and generic SaaS blues. Draw inspiration from modern design studios and landing pages.
2. **Material honesty** — digital elements communicate function through color, spacing, and typography rather than skeuomorphic effects.
3. **Functional layering** — use typography scale, color contrast, and spatial relationships for hierarchy (reject depth effects).
4. **Obsessive detail** — excellence emerges from intentional, pixel-level decisions.
5. **Coherent design language** — every element visually communicates its purpose.
6. **Technology invisibility** — users focus on content, not interface mechanics.

## Before Any Design Decision, Ask

- What colors should I use? (Don't assume SaaS blue)
- What fonts feel right for this product?
- How dense should this layout be?
- What's the personality — serious, playful, minimal, bold?
- Who is the user and what do they expect?

## Color Architecture

**System:** 4–5 neutral base colors + 1–3 saturated accent colors

**Constraints:**
- WCAG AA minimum contrast (4.5:1 for body text, 3:1 for large text)
- Deliberately avoid default SaaS blues unless brand requires it
- Semantic meaning for colors (errors, warnings, success) must be consistent

**Questions to ask:**
- Is there an existing brand palette?
- What mood — warm/cool, energetic/calm?
- Dark mode required?

## Typography

**Rules:**
- 2–3 typefaces maximum
- Mathematical scale relationships (typically 1.25× ratios between sizes)
- Distinguish emotional headlines from functional body text
- One typeface for display, one for body is usually enough

**Stack to consider:**
- Display: something with personality
- Body: highly readable at small sizes
- Mono: for code/data

## Layout

**Questions to ask before laying out anything:**
- Mobile-first or desktop-first?
- Grid system preference?
- What's the information hierarchy?
- What's the primary action on this screen?

**Principles:**
- Visual weight should match functional importance
- One primary CTA per screen
- Consistent spatial rhythm (4px or 8px base grid)

## Animation

**When to animate:**
- State transitions that need visual continuity
- Actions that need confirmation
- Loading states

**Rules:**
- Purposeful only (never decorative)
- 100–300ms duration
- GPU-accelerated properties only (`transform`, `opacity`)
- Respect `prefers-reduced-motion`

## Implementation Stack

- **Components**: shadcn UI (preferred over custom)
- **Styling**: Tailwind CSS with CSS custom properties
- **Icons**: Phosphor Icons React library
- **Notifications**: Sonner for toast messages

## Review Checklist

Before presenting any design:
- [ ] Asked about brand personality before choosing colors
- [ ] Contrast ratios meet WCAG AA
- [ ] Keyboard navigation works
- [ ] Mobile layout considered
- [ ] Design doesn't look like generic SaaS template
- [ ] Presented as option with trade-offs, not single answer