UI Kits

What is Dark Mode?

A color theme where backgrounds are dark and text is light. It works best when all colors reference tokens or CSS variables, not hardcoded hex values.

Learn this term every day on iPhone.

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In real work

Implement dark mode with color tokens. Every background and text color references a token. No hardcoded hex anywhere.

How is this different from Googling it?

Google gives a definition. Prompthaus pairs each term with how it shows up in standups, PRs, prompts, and design reviews—then quizzes you until the word sticks. One term a day on iPhone.