g.setColor(255, 0, 255); code example

Example 1: java custom color

Color customColor = new Color(235, 35, 123);

Example 2: create color object java

//Color using RGB
Color col = Color(r, g, b);
//Color using RGBA
Color col = Color(r, g, b, a);

//r, g, b and a can be a float between 0.0 and 1 or 
//an int between 0 and 255
//The format must be consistant across all values