Design Core C · Industry convention

Dark Mode

Dark Mode changes surfaces, text, borders, media, and states for a dark setting.

See how it works
You might call it dark themenight mode

See how it works

Original worked exampleDark Mode

Another example

The page changes charts, code blocks, shadows, focus rings, and browser colors, not only its background.

Main parts

  1. 01Foundation or token
  2. 02Applied component
  3. 03Visible state and rule

Use it when

Offer it when people work under different lighting or choose a dark system theme.

Do not use it when

Never simply flip every color. Check contrast and make sure each status keeps its meaning.

Name used in code

prefers-color-scheme

Before you ship

Check content order, shared design values, component consistency, contrast, zoom, and layout changes by screen size. Verify every theme, language, and state. If there is motion, offer an equal reduced-motion experience.

Request you can copy

Outcome: Use or define Dark Mode to make the visual experience clear and easy to use. User context: The page changes charts, code blocks, shadows, focus rings, and browser colors, not only its background. Design concept to apply: Dark Mode. Why it fits: Offer it when people work under different lighting or choose a dark system theme. Do not use it when: Never simply flip every color. Check contrast and make sure each status keeps its meaning. Design requirements: Set the content order, shared design values, and reusable components. Define how the layout changes by screen size and state. Keep useful design choices separate from decoration. Inclusion and resilience: Check contrast, zoom, languages, themes, and reduced motion when needed. Do not use color or effects as the only way to show meaning. Acceptance criteria: The design stays clear on phones and desktops, at zoom, in every theme, and in all supported languages. Interactive states stay clear and consistent. Evidence and limits (evidence boundary): No single official standard controls the whole term. Its meaning may change across teams, platforms, or frameworks. Unknowns to confirm: Brand limits, amount of content, supported themes and languages, target devices, and design-system rules.

Check this request

Review the current use of Dark Mode. Definition: Dark Mode changes surfaces, text, borders, media, and states for a dark setting. Release checks: Check content order, shared design values, component consistency, contrast, zoom, and layout changes by screen size. Verify every theme, language, and state. If there is motion, offer an equal reduced-motion experience. Before changing code, report the evidence you found, gaps, severity, and the smallest safe fix.

C
How official is this term?

Industry convention

People often use this term at work. The listed sources may support practice or limitations. They do not define every part of the term.

No single official standard controls the whole term. Its meaning may change across teams, platforms, or frameworks.

Scope
Adaptive color schemes
Document status
draft
Checked on
2026-07-30

Evidence sources & scope

Authority source · W3C CSS Working Group · draft Media Queries Level 5 Scope: CSS conditional rules and user preferences Role here: Helpful background, not a definition Source covers: canonical name, definition, semantics, implementation Authority source · Apple · stable Human Interface Guidelines Scope: Apple platforms Role here: Helpful background, not a definition Source covers: canonical name, definition, usage guidance, avoidance guidance

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