Basics
Essential knowledge about how color formats work and why they matter.
What Is a HEX Color?
Learn how HEX color codes work, why they're used in web design, and how to read and use them in your projects.
HEX vs RGB: What's the Difference?
Understand how HEX and RGB represent the same colors differently, and when to use each format.
A Guide to Color Formats
Compare HEX, RGB, HSL, CMYK, LAB, and OKLCH color formats.
What Is an RGB Color?
Understand red, green, and blue channels in digital color.
What Is an HSL Color?
Learn how hue, saturation, and lightness describe color intuitively.
Color Theory Basics for Digital Design
Learn complementary, analogous, and triadic color relationships.
Advanced
Dive deeper into modern color spaces and perceptual color design.
What Is OKLCH?
Discover OKLCH, a modern perceptual color space designed for human-friendly color design.
Building a Design System with Color Tokens
Create scalable, maintainable color systems using design tokens.
Dark Mode Color Design Strategies
Design color systems that work beautifully in light and dark modes.
Creating Brand Color Systems
Design cohesive brand color palettes that work across applications.
Advanced Palette Techniques for Designers
Master advanced color mixing, tonal mapping, and harmony generation.
Color Psychology in UI Design
Use color strategically to guide user behavior and emotion.
Accessibility
Build inclusive designs that work for everyone, including color-blind users.
How-to
Step-by-step guides for using Huelab tools and color techniques.
Start learning
Pick an article above or jump directly to a Huelab tool to learn by doing.