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Trình tạo Box Shadow

CSS box-shadow generator: adjust horizontal, vertical offset, blur, spread and color opacity with live preview and copy for design, with one-click copy and offline.

Cách sử dụng

Kéo thanh trượt để điều chỉnh thông số đổ bóng, xem trước cập nhật theo thời gian thực, mã CSS có thể sao chép chỉ với một cú nhấp chuột.

Overview

Box Shadow Generator is a pro-design tool that CSS box-shadow generator: adjust horizontal, vertical offset, blur, spread and color opacity with live preview and copy for design, with one-click copy and offline. It runs 100% in your browser with no upload, so you get instant results with privacy. Whether you need a quick answer or batch processing with precise control, you can enter, validate and export in seconds. The UI is responsive on mobile, tablet and desktop and supports one-click copy.

Use cases

  • Pick color-blind-friendly sequences for charts and dashboards
  • Convert HEX to RGB/HSL and copy as CSS variables for handoff
  • Generate harmonious palettes and complementary colors for campaigns
  • Experiment with gradients and shadows for illustrations and video
  • Use it to cross-check “box shadow、阴影生成” in reports, docs or APIs to avoid manual conversion errors

How to use

  1. 1 Pick a color via picker or enter HEX/RGB/HSL values
  2. 2 Switch color spaces and watch live preview and contrast scores
  3. 3 Copy results as CSS, Tailwind or design-token formats
  4. 4 Export palettes as ASE/JSON for Figma or Photoshop

Highlights

  • Local & private: processing stays in your browser
  • Live validation with tolerant parsing
  • One-click copy and export for docs, code or sheets
  • Batch and offline support under poor network

Notes

  • Alpha affects blended contrast; re-check on final background
  • Displays vary—verify critical colors on target devices
  • Export large palettes in batches to avoid memory spikes

FAQ

Is conversion lossy?
No. Conversions use standard sRGB/HSL/HSV formulas with high precision.
Why does contrast fail?
Foreground/background luminance is too close—aim for at least 4.5:1 for body text.
How is Box Shadow Generator different?
It runs locally with a focus on speed and privacy, plus tolerant parsing for “box shadow、阴影生成” and one-click copy for reuse.
Can I use results in official reports?
Use it as a working draft and cross-check with authoritative sources; keep the exported log and parameters for traceability.
Tip：Tip: Bookmark this page or pin the tab; find related tools via categories and search (convert → calculate → export).
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All calculations run locally in your browser; nothing is uploaded.