(1) A hexadecimal representation.
(2) An RGB (Red/Green/Blue) code. Each code has a value from 0 to 255.
These codes can be used in computer art, Excel spreadsheet, even add color to calculators (mainly HP Prime).
Source: Wikipedia
Eddie
A blog is that is all about mathematics and calculators, two of my passions in life.
Casio fx-CG 50: Draw a Polygon of Vertices Introduction The program POLYPTS draws a polygon of vertices and calculates the area...