What is the difference between Mathematical Sans-serif Italic Capital B and Latin Capital Letter B?

Mathematical Sans-serif Italic Capital B is U+1D609 in the Mathematical Alphanumeric Symbols block. Latin Capital Letter B is U+0042 in the Basic Latin block. They are distinct Unicode codepoints and may appear visually similar depending on the font.

What is the HTML entity for Mathematical Sans-serif Italic Capital B?

The HTML entity for Mathematical Sans-serif Italic Capital B (U+1D609) is 𝘉.

What is the HTML entity for Latin Capital Letter B?

The HTML entity for Latin Capital Letter B (U+0042) is B.

Are Mathematical Sans-serif Italic Capital B and Latin Capital Letter B the same Unicode character?

No. Mathematical Sans-serif Italic Capital B is U+1D609 (decimal 120329) and Latin Capital Letter B is U+0042 (decimal 66). They are separate codepoints.

What are the UTF-8 encodings of Mathematical Sans-serif Italic Capital B and Latin Capital Letter B?

Mathematical Sans-serif Italic Capital B (U+1D609) encodes as F0 9D 98 89 in UTF-8. Latin Capital Letter B (U+0042) encodes as 42 in UTF-8.

Mathematical Sans-serif Italic Capital B vs Latin Capital Letter B

Compare two Unicode characters side by side — encodings, HTML entities, escape sequences, and Unicode properties. Useful for distinguishing visually similar characters like hyphens and dashes, quotation marks, or homoglyphs.

𝘉

Mathematical Sans-serif Italic Capital B

U+1D609

Full details →

Latin Capital Letter B

U+0042

Full details →

Property Comparison

Property	Mathematical Sans-serif Italic Capital B	Latin Capital Letter B
Codepoint	`U+1D609`	`U+0042`
Decimal	`120329`	`66`
HTML Entity	`𝘉`	`B`
HTML Decimal	`𝘉`	`B`
HTML Hex	`𝘉`	`B`
UTF-8	`F0 9D 98 89`	`42`
UTF-16	`D8 35 DE 09`	`00 42`
UTF-32	`0001D609`	`00000042`
CSS Escape	`\1D609`	`\42`
JS Escape	`\uD835\uDE09`	`\u0042`
Python Escape	`\U0001D609`	`\u0042`
URL Encoded	`%F0%9D%98%89`	`B`
Category	`Uppercase Letter (Lu)`	`Uppercase Letter (Lu)`
Block	`Mathematical Alphanumeric Symbols`	`Basic Latin`
Script	`Common`	`Latin`
Bidi Class	`L`	`L`
Unicode Version	`3.1`	`1.1`

Rows highlighted in amber differ between the two characters.

Common Comparisons

Frequently confused character pairs.

Em Dash vs En Dash 2014 / 2013 Hyphen-Minus vs Minus Sign 002D / 2212 Copyright vs Sound Recording Copyright 00A9 / 2117 Latin A vs Greek Alpha 0041 / 0391 Degree Sign vs Masculine Ordinal 00B0 / 00BA Left vs Right Single Quotation Mark 2018 / 2019 Left vs Right Double Quotation Mark 201C / 201D Multiplication Sign vs Letter x 00D7 / 0078 Right Quotation Mark vs Apostrophe 2019 / 0027 Horizontal Ellipsis vs Three Dots 2026 / 0020