is an option for notebooks that specifies whether to display notebook contents in light or dark mode.
LightDark
is an option for notebooks that specifies whether to display notebook contents in light or dark mode.
Details
- The default global setting is LightDarkAutomatic .
- LightDark can also be applied as an option to Rasterize . The default behavior uses the LightDark setting of the notebook where the evaluation is running.
- LightDark can take the following settings:
-
"Dark" display notebook contents in dark mode"Light" display notebook contents in light modeAutomatic display notebook contents in the mode set globally in your operating system
Examples
open all close allBasic Examples (3)
Query the mode of the current notebook:
Create a dark mode notebook:
Control the light-dark setting for Rasterize :
Scope (3)
Properties & Relations (3)
LightDark affects how LightDarkSwitched directives are displayed:
LightDark settings affect how ThemeColor directives are displayed:
LightDark"Dark" normally has no effect on explicit colors:
When LightDarkAutoColorRules is used, explicit colors can be remapped to preserve contrast:
Related Guides
Text
Wolfram Research (2025), LightDark, Wolfram Language function, https://reference.wolfram.com/language/ref/LightDark.html (updated 2025).
CMS
Wolfram Language. 2025. "LightDark." Wolfram Language & System Documentation Center. Wolfram Research. Last Modified 2025. https://reference.wolfram.com/language/ref/LightDark.html.
APA
Wolfram Language. (2025). LightDark. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/LightDark.html
BibTeX
@misc{reference.wolfram_2025_lightdark, author="Wolfram Research", title="{LightDark}", year="2025", howpublished="\url{https://reference.wolfram.com/language/ref/LightDark.html}", note=[Accessed: 05-December-2025]}
BibLaTeX
@online{reference.wolfram_2025_lightdark, organization={Wolfram Research}, title={LightDark}, year={2025}, url={https://reference.wolfram.com/language/ref/LightDark.html}, note=[Accessed: 05-December-2025]}