0x21A7

0x21A7 is the hexadecimal encoding for the Unicode code point U+21A7, which resides in the Arrows block of the Unicode standard. The symbol is generally rendered as an upward-pointing arrow; the precise appearance varies by font and rendering engine.

In UTF-8, U+21A7 is encoded as E2 86 A7. In UTF-16 it is encoded as the single code unit U+21A7, with endianness determining the byte order (BE: 21 A7, LE: A7 21). The HTML numeric character reference for this code point is ↳.

The character is used to indicate upward direction or increase in diagrams, charts, and mathematical notation. It may also appear in user interfaces to signify navigation upward or scrolling, depending on context and font design.

Font support for U+21A7 is widespread in modern environments, but some fonts or legacy systems may render a different glyph or omit it entirely. When exact rendering matters, specify a font that includes a complete set of arrows and related symbols to ensure consistent display across platforms.

See also: other nearby arrow code points in the Unicode Arrows block, such as U+21A4, U+21A5, and U+21A6, which cover related directional symbols.