| What it does | The ultimate color toolkit for designers, decorators, artists, and creators. 40+ free tools, no sign-up, fast on every device.
| Turn your agent into an on-brand visual designer
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| Stage | Not given
| Startup
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| Founded | Not given
| 2025
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| Based in | Not given
| BE
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| Pricing model | Free
| Paid
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| Pricing | Not given
| Three plans available: Basic (1 person, 1 Mac), Personal (1 person, 2 Macs), Team (1 key per person, from 3 Macs). One-time purchase per license, includes 1 year of updates. Current prices shown in app and at checkout. Optional renewal at discount for 1, 3, or 5 years.
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| Key features | - Palette Generator
- Color Picker with HEX, RGB, HSL, OKLCH, LAB outputs
- Image Color Extractor
- WCAG and APCA Contrast Checker
- Color Blindness Simulator
- CSS Gradient Generator
- Design Token Export W3C DTCG
- Color Wheel Harmonies
- Tailwind Color Palette
- Material You Colors
| - 18 card types including device mockup, chart, code, release notes, text, milestone, table, social, goal, list, date, grid, poll, badge, flow, timeline, stats and background
- Brand template system: lock in colors, fonts and logo once, reuse across all card types
- Local Model Context Protocol server for agent integration with Claude Desktop and Claude Code
- Export to PNG, JPEG, PDF, MP4 and GIF in one size or multiple social sizes at once
- No token costs or API keys required for agent integration
- One-time purchase with one year of updates included, optional renewal at discount
- 14-day money-back guarantee on all purchases
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| What makes it different | - No sign-ups, no paywalls, runs entirely in browser
- Perceptually uniform color math with OKLCH and LAB
- Accessibility-first design with inline contrast and CVD simulation
- Export to multiple formats: CSS, Tailwind, SCSS, W3C tokens, Android, iOS
- Wide-gamut Display P3 and CSS Color Level 4 support
| - Purpose-built card types with pre-designed templates, not blank canvas tools like Canva or Figma
- Renders completely on your Mac with zero cloud or AI image generation, keeping all designs private and offline
- One-time purchase that lasts forever with no subscription, account or recurring fees
- Local AI agent integration through MCP with no tokens, API keys or cloud required
- Consistent on-brand results across all card types by locking template style once and reusing it everywhere
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 1 ● no change since last check | 25 ● no change since last check |
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| Trust Flow (Majestic) | 8 | 20 |
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| Citation Flow (Majestic) | 7 | 22 |
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| Referring domains (Majestic) | 9 | 69 |
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ColorUI
Monocards