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PUA
U+FFFFD PUA-B

<Plane 15 Private Use, Last>

Private Use Area code point. Interpretation depends entirely on private agreement between fonts/applications.

Quick Facts

Unicode Name <Plane 15 Private Use, Last>
Code Point U+FFFFD
Decimal Value 1048573
General Category Private Use (Co) →
Unicode Block Supplementary Private Use Area-A →
Script Unknown →
Unicode Version Unicode 2.0 →
Unicode Plane Supplementary Private Use Area-A (SPUA-A)

Byte Encodings

UTF-8 4 bytes F3 BF BF BD
UTF-16 Surrogate Pair DBBF DFFD
High: U+DBBF (\uDBBF) Low: U+DFFD (\uDFFD)
UTF-32 4 bytes 000FFFFD
UTF-16BE / LE Byte Order
BE: DB BF DF FD LE: BF DB FD DF
UTF-32BE / LE Byte Order
BE: 00 0F FF FD LE: FD FF 0F 00

Developer Code Escapes

HTML Decimal &#1048573;
HTML Hexadecimal &#xFFFFD;
HTML Named Entity None
CSS Escape \0FFFFD
JavaScript (ES6) \u{FFFFD}
JavaScript (UTF-16) \uDBBF\uDFFD
JSON Escape \uDBBF\uDFFD
Python \U000FFFFD
PHP "\u{FFFFD}"
Java "\uDBBF\uDFFD"
C / C++ "\U000FFFFD"
Rust '\u{ffffd}'
URL Percent-Encoded %F3%BF%BF%BD

Normalization & Decomposition

Combining Class 0Not Reordered (Spacing)
Decomposition None (Canonical / Precomposed Base)
NFC / NFD Forms Stable under all Unicode normalization forms (NFC, NFD, NFKC, NFKD).

Bidirectional Properties

Bidi Class LLeft-to-Right
Bidi Mirrored No

Font Specimen & Rendering

Non-Printable Character Notice

Code point U+FFFFD represents a PUA-B (General Category Co). It does not produce a visible standalone glyph in standard font engines and is intended for programmatic, syntactic, layout, or lexical operations.

Names & Aliases

Official Name <Plane 15 Private Use, Last>

The normative, immutable character identifier in the Unicode Character Database.

Identifier U+FFFFD

Related Characters & Collections