Hexadecimal Numbers

Hexadecimal numbers are a set of numbers in base 16, which means they have 16 symbols to represent numbers. They are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, and F.

Conversions
Here are the 4-bit binary equivalents of hexadecimal symbols.

Use In Colors
Hexadecimal numbers are used to code for colors in computers. One color is represented by 6 hexadecimal symbols. Using a permutation, you can calculate that you can make 5,765,760 different colors using these symbols!