color-index media feature

Describes the number of entries in the color lookup table of the output device. If the device does not use a color lookup table, the value is zero.

Possible values

  • Value: <integer>
  • Applies to: visual media types
  • Accepts min/max prefixes: yes


The specified integer value cannot be negative.


The following two declarations indicate that a style sheet applies to all color index devices.

@media all and (color-index) { 
@media all and (min-color-index: 1) {  

The following declaration indicates that a style sheet applies to a color index device with 256 or more entries.

<?xml-stylesheet media="all and (min-color-index: 256)" href="" ?>