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U+21D1 · Upwards Double Arrow · Arrows · Common

Upwards Double Arrow ⇑

(U+21D1) is a standard Unicode character that you can copy and paste anywhere text is accepted. This page provides a concise reference with safe tips, internal links, and practical guidance so you can use it reliably across apps and platforms.

What it is and where it’s used: Upwards Double Arrow is part of the Symbols family (block: Arrows). If you need styled or decorative alternatives, try our Fancy Text tool to generate compatible text that works in most modern interfaces.

History & usage: The character with codepoint U+21D1 is the UPWARDS DOUBLE ARROW. It belongs to the Arrows block and uses the Common script. In text and interfaces, arrows are used to show direction and to guide motion or choice. The provided usage note calls out that arrows commonly indicate direction and navigation cues in interfaces and documents. This symbol, by its name, signals an upward direction in lists, menus, and forms, and it helps users understand where to look next. When designers include it, they may pair it with actions like scrolling, paging, or moving to a higher option. The UPWARDS DOUBLE ARROW is part of a family of arrows that convey movement, but it specifically points upward, unlike horizontal arrows. The symbol is neutral in tone and works in many languages because it sits in the Common script. In history and usage studies, symbols like this one are valued for their quick recognition and minimal text. It remains a simple and effective cue for navigation and orientation in digital content and print.

Copy and input: the quickest method is to copy the character here. You can also insert it by its codepoint U+21D1 in many development tools or editors. Some operating systems provide a character viewer or input palette that lets you search by name or code and insert the glyph into documents.

Display and fallback: if you see an empty box (tofu) or a placeholder rectangle, the active font might not include this codepoint. Switching to a font with broader Unicode coverage or using a fallback font usually fixes the issue. On the web, ensure the page’s font stack includes a general‑purpose fallback.

Related references: browse the Categories for similar characters. When choosing a symbol, prefer the official codepoint for semantic clarity and better compatibility with search, copy, and accessibility tooling.

See our category page for related symbols.

Technical details
  • Codepoint: U+21D1
  • General Category: So
  • Age: 1.1
  • Bidi Class: ON
  • Block: Arrows
  • Script: Common
  • UTF-8: E2 87 91
  • UTF-16: 21D1
  • UTF-32: 000021D1
  • HTML dec: ⇑
  • HTML hex: ⇑
  • JS escape: \u21D1
  • Python \N{}: \N{UPWARDS DOUBLE ARROW}
  • Python \u: \u21D1
  • Python \U: \U000021D1
  • URL-encoded: %E2%87%91
  • CSS escape: \21D1
How to type / insert

Fast copy: click the Copy button near the top of this page.

By codepoint: in many editors and IDEs, you can insert via the Unicode code U+21D1 or a built‑in character picker.

HTML: use the numeric entity ⇑ (hex) or ⇑ (decimal) when an HTML entity is needed.

Compatibility & troubleshooting

Font support: if the symbol does not render, the current font likely lacks this codepoint. Choose a font with broad Unicode coverage or allow a fallback font.

Web pages: ensure your CSS font stack includes a general fallback; avoid relying on images for common symbols to preserve accessibility and copyability.