Manage your project's design system using CSS Custom Properties (Variables). Our Variable Manager helps you define colors, spacing, and typography in a visual interface. Use these variables throughout your CSS to ensure consistency and make broad theme updates as simple as changing a single value.
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CSS Custom Properties Manager
Organize and generate CSS custom properties for your project theme and design system with ease. Fast, free, and 100% private. All processing happens locally.
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About CSS Custom Properties Manager
1
Add Variable
Click the add button and name your property (e.g., --primary-color).
2
Set Value
Use the color picker or input field to define the value.
3
Organize
Group related variables like colors, fonts, and sizes.
4
Export Root
Copy the :root CSS block into your global stylesheet.
Key Features
Type Safety
Supports Color, Length, Font, and Number variable types.
Root Export
Generates a clean :root block for your global styles.
Visual Editor
Pick colors and set values without touching code.
Design Tokens
Organize your theme into manageable tokens.
Frequently Asked Questions
The :root selector matches the document's root element (usually <html>) and is the standard place to define global CSS variables.
Use the 'var()' function with the variable name, for example: 'color: var(--primary-color);'.
Yes, you can dynamically change values using 'element.style.setProperty('--variable-name', 'new-value')' for real-time theme updates.
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