What is Colon (U+003A)?

Colon is the Unicode character U+003A (decimal 58). It belongs to the Other Punctuation category in the block. HTML entity: :

What is Ratio (U+2236)?

Ratio is the Unicode character U+2236 (decimal 8758). It belongs to the Math Symbol category in the block. HTML entity: ∶

What is Modifier Letter Colon (U+A789)?

Modifier Letter Colon is the Unicode character U+A789 (decimal 42889). It belongs to the Modifier Symbol category in the block. HTML entity: ꞉

Colon vs Ratio vs Modifier Letter Colon

Compare the ASCII colon, mathematical ratio symbol, and modifier letter colon -- three vertically-stacked-dot characters with different semantic purposes.

Colon

U+003A

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Ratio

U+2236

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Modifier Letter Colon

U+A789

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Detailed Comparison

Property	Colon	Ratio	Modifier Letter Colon
Character	:	∶	꞉
Code Point	U+003A	U+2236	U+A789
Decimal	58	8758	42889
Unicode Name	COLON	RATIO	MODIFIER LETTER COLON
Category	Other Punctuation	Math Symbol	Modifier Symbol
Block
HTML	:	∶	꞉
Details	View →	View →	View →