FlowViz vs Random Color Generator
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
FlowViz compared with Random Color Generator
| Detail | 
FlowViz | RC
Random Color Generator |
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| What it does | Free live Mermaid diagram editor with no signup required
| Free online tool for generating random HEX, RGB, and HSL colors instantly
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | Not given
| Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
| Not given
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| Key features | - Live preview as you type
- 21 diagram types including flowcharts, sequence, class, state, ER, Gantt, git graph, mindmap and timeline
- Two-way editing for flowcharts
- SVG and PNG export
- Share diagrams as URLs with embedded diagram content
- Built-in template picker and cheatsheet
- No account or signup required
- Works entirely in browser with local storage
- Open Mermaid Live Editor links
- Mermaid v11 syntax support
| - Instant random color generation with spacebar shortcut
- HEX, RGB, and HSL color code display with 1-click copy
- 2 to 10 color harmonized palette generator with smart color locking
- Export palettes to CSS Variables, SVG, PNG, and shareable URLs
- WCAG 2.1 contrast checker with relative luminance calculation
- Color of the Day inspiration
- Local-first saved palettes storage with zero tracking
- Browser sidepanel for inspecting colors and testing contrast
- Color Eye Quiz mini-game to test designer skills
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| What makes it different | - No signup, paywall, or data collection required
- Diagrams stay in your browser's local storage by default
- Two-way editing that updates code when you edit the canvas
- Live preview with no render button required
- Clean SVG export for professional use in docs and slides
| - 0-latency generation with instant spacebar triggering
- Exact conversions across HEX, RGB, HSL with automated WCAG 2.1 contrast metrics
- Hyper-focused neutral UI allowing generated hues to take center stage
- Free forever with no sign-up required
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 10 ▼ −4 (down) since last check | 3 ● no change since last check |
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| Trust Flow (Majestic) | 5 | 0 |
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| Citation Flow (Majestic) | 27 | 15 |
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| Referring domains (Majestic) | 76 | 2 |
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4 details filled in for both companies.
More alternatives to FlowViz More alternatives to Random Color Generator