Convert DECIMAL TO HEX and HEX TO DECIMAIL In this post, we can see how we can convert Decimal to hex and hex to decimal. Code: // Store 255 in int int decValue = 255; // Convert int 255 as a hex in a string variable string hexValue = decValue.ToString("X"); // Convert the hex string back to the number int decAgain = int.Parse(hexValue,System.Globalization.NumberStyles.HexNumber); I hope this post is useful for you, If any better way is there then this please let me know. Thanks, ...