Web & SEO

Color Palette Generator — Free 2026

Generate beautiful color palettes from any base color using color harmony rules.

Base Color

Harmony

Your Palette

How It Works

Pick a base color
Choose a harmony type
Copy your palette

Understanding Color Palettes and Harmony

Color is one of the most powerful tools in a designer's arsenal. A well-chosen color palette can evoke emotion, guide user attention, and establish brand identity. But selecting colors that work well together is not always intuitive. That is where color harmony theory comes in — a set of principles based on the color wheel that helps you pick combinations that are naturally pleasing to the eye.

This free color palette generator applies six classic harmony rules to any base color you choose. Whether you are designing a website, building a brand kit, or picking paint colors, the generated palettes give you a scientifically grounded starting point. Each swatch shows both HEX and RGB values so you can drop them straight into CSS, design tools, or style guides.

The Six Harmony Types Explained

Complementary pairs your base color with the color directly across the wheel (180 degrees away), creating maximum contrast. Analogous selects neighbors at +30 and -30 degrees for a smooth, cohesive feel. Triadic spaces three colors evenly at 120-degree intervals, delivering a vibrant yet balanced palette. Split-complementary softens the complementary approach by using the two colors flanking the complement (+150 and +210 degrees). Tetradic (also called rectangular) uses four colors at 90-degree intervals for rich, complex schemes. Finally, monochromatic keeps the same hue but varies lightness, producing an elegant, unified look.

If you need to convert individual colors between HEX and RGB formats, try the HEX to RGB converter for quick, lossless conversions.

Tips for Using Your Palette

Once you generate a palette, use the 60-30-10 rule: apply 60% of your dominant color, 30% of a secondary color, and 10% of an accent. This distribution creates visual hierarchy without overwhelming the viewer. Test your palette for accessibility by checking contrast ratios — the WCAG 2.1 standard requires at least a 4.5:1 ratio for normal text. Tools like the character counter can help you audit your content alongside your color choices to ensure everything meets professional standards.

Remember that colors appear differently on various screens and in different contexts. Always preview your palette against both light and dark backgrounds, and consider how your chosen colors perform for users with color vision deficiency. A strong palette is one that communicates effectively for everyone.

Frequently Asked Questions

What is a color harmony?

A color harmony is a set of colors that look visually pleasing together based on their positions on the color wheel. Common harmonies include complementary (opposite colors), analogous (adjacent colors), triadic (three evenly spaced colors), split-complementary, tetradic, and monochromatic (variations of a single hue).

How does the complementary color scheme work?

A complementary color scheme uses two colors that are directly opposite each other on the color wheel, 180 degrees apart. This creates high contrast and visual tension, making it ideal for call-to-action buttons, logos, and designs that need to stand out.

What is the difference between triadic and split-complementary?

A triadic scheme uses three colors evenly spaced at 120 degrees on the color wheel, creating a balanced and vibrant palette. A split-complementary scheme takes the base color and the two colors adjacent to its complement (150 and 210 degrees), offering strong contrast with less tension than a straight complementary scheme.

Can I copy the generated color codes?

Yes. Each swatch in the palette displays its HEX and RGB values with a dedicated Copy button. Click the button to copy the HEX code to your clipboard instantly. The tool works entirely in your browser with no sign-up required.