N.1. When Color is Used
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## N.1. When Color is Used #

To use colorized output, set the environment variable `PG_COLOR` as follows:

1. If the value is `always`, then color is used.

2. If the value is `auto` and the standard error stream is associated with a terminal device, then color is used.

3. Otherwise, color is not used.

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Appendix N. Color Support | Home | N.2. Configuring the Colors