Online Color Palette Tool

Generates cohesive color palettes from a base color for designers and developers to use in branding, UI, and graphics projects.

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About This Tool

This tool generates cohesive color palettes from a base color using established color theory rules to support brand consistency and UI theming. It outputs 2–6 colors and offers export-ready formats for design systems.
Conceptually, the tool converts the base color to HS(L) space to derive related hues according to the selected scheme: analogous tones cluster near the base hue; complementary pairs provide high contrast; triadic and tetradic arrangements place hues at equal angular distances; monochromatic variants adjust lightness and saturation for depth.
Who benefits: designers building brand palettes, UI teams theming components, and developers provisioning theming tokens. Its unique value lies in deterministic outputs, fast iteration, and ready-to-export tokens that integrate with popular CSS, JSON, or SCSS workflows.
Core features include multiple scheme types, configurable color count, input validation, and export presets. Use cases include branding refresh, UI theming, accessibility-focused palette creation, and rapid prototyping across screens and surfaces.

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How to Use

Provide inputs: select a base color, choose a scheme type, and set the number of colors (2–
.
Run generation: generate the palette based on color theory rules.
Review outputs: examine the hex values and relationships.
Export: copy or download CSS variables, JSON, or SCSS tokens for your project.
Validate accessibility (optional): compare contrast and adjust as needed.

Frequently Asked Questions

Find Quick Answers

What inputs are required?

The tool requires a base color, a scheme type, and a color count (2–6). It validates input formats (hex or rgb) and range limits, returning precise feedback if inputs are invalid so you can correct them quickly.

Which color schemes are supported?

Supported schemes include analogous, complementary, triadic, tetradic, and monochromatic. Each scheme places hues in predictable relationships to the base color, with optional adjustments to lightness or saturation for variety.

In what formats can I export palettes?

Export options include CSS variables, JSON tokens, and SCSS. Palettes can be copied to the clipboard or downloaded as files for integration into design systems and codebases.

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