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Web Tools: Color Contrast, Box Shadow Generator and Meta Tag Builder

Three tools for front-end developers and designers — check WCAG accessibility compliance, build CSS shadows visually and generate complete SEO meta tags.

Sunday, June 14, 20262 min read6 views

Front-End Web Tools

Color Contrast Checker

The Color Contrast Checker calculates the WCAG 2.1 contrast ratio between any two colors and shows pass/fail for all four WCAG levels: AA normal text (4.5:1), AA large text (3:1), AAA normal text (7:1) and AAA large text (4.5:1). A live preview renders sample headings, body text and buttons in your chosen colors so you can see the result immediately.

Accessibility compliance is not just good practice — it is increasingly a legal requirement in many jurisdictions.

CSS Box Shadow Generator

The Box Shadow Generator builds CSS box-shadow values through a visual editor. Add multiple shadow layers (soft, hard, glow, inset), adjust offset, blur, spread, color, opacity and inset toggle per layer. Six presets cover the most commonly used shadow styles. The output is shown as the value alone, full declaration and Tailwind arbitrary value — copy whichever format your codebase uses.

Meta Tag Generator

The Meta Tag Generator generates three sets of meta tags in one step: standard SEO tags (title, description, keywords, robots, canonical), Open Graph tags for Facebook and LinkedIn (including a shareable image preview), and Twitter Card tags. A live Google search preview shows exactly how your title and description will appear in search results.