Individual users can activate a dark mode to enhance their experience. You can select one of the two available color themes directly on the My settings page.
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Settings of BigPicture do not affect the appearance of Jira and its menuThe dark mode is auto-enabled for BigPicture if Jira Cloud also operates in dark mode. |
Available color themes:
light
dark
Change the color theme
Method 1
Click on your avatar in the top-right corner:
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Method 2
Navigate to the My settings > Preferences page. Select a color theme from the drop-down and click "Save". 
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Affects
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Settings of BigPicture do NOT affect the appearance of Jira and its menu. |