The Color Library

Browse Color Palettes & Schemes

Explore our curated library of 2710+ theory-correct color palettes. Whether you're looking for website color schemes, brand identities, or UI inspiration, every palette includes hex codes, RGB values, WCAG contrast scores, and ready-to-use AI prompts for ChatGPT, Claude, and Midjourney.

2710+ Curated palettes

14 Mood categories

AA WCAG-scored

100% Free to use

Professional Color Schemes for Designers

ihatecolors's library of color schemes is built on real color theory principles, not random generation. Every color palette in our collection passes through a harmony scoring algorithm that evaluates hue relationships, contrast ratios, and lightness distribution before being approved.

Unlike other palette tools that simply display color squares, each ihatecolors entry includes a full technical breakdown: hex codes, RGB and CMYK values, the color psychology behind the combination, its historical context, and specific design use cases.

Use the filters to find UI color palettes for apps, branding color schemes for logos, or seasonal palettes for marketing. Our WCAG contrast scores help you find accessible combinations for web and app design, ensuring your projects are inclusive and readable.

All hex color codes are free to copy for personal and commercial projects. The precision AI prompts are formatted to give tools like Claude, ChatGPT, and Midjourney the exact context they need: specific hex values, color roles (background, accent, text), and emotional register. This dramatically improves consistency when using AI for UI design, illustration, or brand work.

How to Choose the Right Color Palette

Choosing a color palette is one of the most important decisions in web design and branding. The right combination of colors communicates your brand personality before a visitor reads a single word. It determines whether your interface feels trustworthy, premium, energetic, or calm.

Every palette in this library is built using color theory harmony rules — complementary, analogous, triadic, split-complementary, or tetradic relationships on the color wheel. This means every combination you see here is mathematically balanced, not just randomly generated. Each palette also includes WCAG contrast scores so you can verify that your text will be readable against its background.

Use the mood filters above to browse palettes by aesthetic — from warm and energetic to cool and professional. Filter by season, industry, or use case to narrow down exactly what you need. Click any palette to see its full color breakdown, including hex codes, RGB values, CMYK values, and a ready-to-use AI prompt for tools like ChatGPT, Claude, and Midjourney.

Color Palette FAQ

What is a color palette?

A color palette is a curated set of colors chosen to work together for a design project. Every palette on ihatecolors includes hex codes, RGB values, WCAG contrast scores, and a ready-to-use AI prompt.

How do I choose a color palette for my website?

Start with one dominant color that fits your brand personality, add a neutral background color, then pick 1–2 accent colors using color theory rules like complementary or analogous harmonies. Browse the mood filters on this page to find ready-made, theory-correct palettes.

What are the best color combinations?

The most reliable combinations come from color theory: complementary (opposite hues like blue and orange), analogous (neighbors like teal and green), and triadic (three evenly spaced hues). All palettes in this library are built on those rules.

What colors go well together?

Colors that share a hue family (like pastels) or follow a harmony rule almost always work together. Warm palettes pair well with cream and chocolate brown; cool palettes pair well with white, gold, and light gray.