In computing , the colon character is represented by ASCII code 58 , and is located at Unicode code-point U +003 A. The full-width ( double-byte ) equivalent , ï 1\/4 , is located at Unicode code point U+FF 1A . In computing , the colon character is represented by ASCII code 58 , ( HTML &#58; ) and is located at Unicode code-point U +003 A ( colon ) . Scripts comprising wide characters , such as kanji , use a full-width equivalent , ï 1\/4 , located at Unicode code point U+FF 1A ( fullwidth colon ) .