Converting Hexadecimal Numbers to Decimal Numbers

Converting hexadecimal numbers to their decimal numbers isn't an essential skill for working with RGB however being able to convert an RGB color into its decimal brightness level equivalents can make it easier to understand (not everybody thinks in "hex").

When we look at a decimal number, we divide it up into columns of ones, tens, hundreds etc. Starting from the right hand side each column is equivalent to a consecutive power of the base number.

Take the decimal number:


To convert a hexadecimal number to a decimal, the same technique is used. The difference is however, a base number of sixteen means that the columns have different values: ones, sixteens, two-hundred and fifty sixes etc.

Take the hexadecimal number:


Remember that $E has a decimal equivalent of 14.




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