Microcontroller firmware usuallydeals with hexadecimal code. Yousometimes need to display the contentof registers, which requires a hexadecimal-to-BCD (binary-coded-decimal)-code conversion. The ...

If you want to use an informal tone and also add a unique visual element to your Gmail emails, you can use hex codes to s. Chron Logo Hearst Newspapers Logo. Skip to main content.

Hex codes are especially useful for matching colors in an Illustrator document to those on a Web page, as both HTML and CSS use hexadecimal codes to specify colors.