hex

i.Hex is a small and free graphical Hex Editor for Windows.

Hex Code Helper help you with coding color hex codes.

Convert numbers from Decimal to Hex or Hex to Decimal at the click of a button

Converts hexadecimal and binary numbers to decimal.

Freeware and easy to use Hex Editor - edit file using HEX / ASCII codes

Freeware Hex Editor. View, Edit and Analyze Hexadecimal Data and Binary Files

Freeware Hex Editor. View, Edit and Analyze Hexadecimal Data and Binary Files.

This method will return the inverse of a hex color,

AS-Hex Color 1.0 - Mix colors for web pages.

Qoute string converting each char to hex repr and back