Hexidecimal Codes 16 predefined colors - Netscape and Internet Explorer both recognize sixteen predefined colors by name. Included below with corresponding hexidecimal codes. The charts that follow give the names and the hexidecimal codes for the colors. The O Reilly chart, in addition, includes the corresponding RGB amounts. These are colors that are recognized by Netscape and Internet Explorer.
Different browsers can display the exact same colors differently.
The remaining 40 colors are specific to the particular browser so may display differently depending on the browser used. Basic survival- fight or flight. Used when visual impact is important. Encourages joyfulness, lightness, movement, physical enjoyment. Wrong shade can create a sense of physical deprivation.