Color Theory Blog

Articles and guides about color theory, UI design, color harmony rules, and web accessibility.

Color Theory

Color Temperature: Kelvin, White Balance & Design

What color temperature actually measures, how Kelvin maps to the warm-cool feeling of a screen, and how to use white-balance thinking to keep a digital palette from drifting orange or blue.

•7 min read
UI Design

How to Build Gradients That Don't Look Muddy

A practitioner's guide to mixing color gradients in UI: why the midpoint goes gray, how hue interpolation causes mud, and the moves — hue paths, multi-stops, and color spaces — that keep blends clean.

•6 min read
Guides

How to Choose a Color Palette: A Step-by-Step Guide

A practitioner's start-to-finish method for choosing a color palette — pick a base hue, choose a harmony rule, assign 60/30/10 proportions, check WCAG contrast, and test in real context.

•9 min read
Accessibility

How to Design Color-Blind-Friendly Palettes

A practitioner's guide to designing color-blind-friendly palettes — the main types of color vision deficiency, why hue alone is never enough, safe pairings, and how to test with simulators.

•8 min read
Web Design

How to Choose a Color Scheme for Your Website

A practical, web-specific guide to building a real website color scheme — primary, neutrals, readable text, an accent/CTA, semantic states, and link colors — assembled from a generated palette and checked for accessibility.

•8 min read
UI Design

The 60-30-10 Rule: Balancing Color in Design

A practitioner's guide to the 60-30-10 rule — how color proportion creates balance in UI and web design, with real hex examples, common mistakes, and a repeatable method.

•7 min read
Color Theory

Warm vs Cool Colors: Using Color Temperature in Design

A practitioner's guide to color temperature — which colors are warm vs cool and why, how warm advances and cool recedes, temperature within a single hue, and how to balance both in one palette with real hex codes.

•9 min read
Color Theory

Tints, Shades & Tones Explained

A practitioner's guide to tints, shades and tones — what each one is, how value differs from saturation, and how to build a clean monochromatic scale from a single hue using HSL, with real hex examples for UI surfaces, hovers and disabled states.

•10 min read
Guides

HEX, RGB & HSL Color Codes Explained

A practical, no-fluff breakdown of HEX, RGB and HSL color codes — what each one actually encodes, when to reach for which, and why HSL is the format you'll want for adjusting tints and shades.

•8 min read
Color Theory

How to Use a Color Wheel to Pick Colors

A practitioner's guide to actually using a color wheel: how hue, saturation, and lightness map onto it, the RYB-vs-RGB difference modern tools introduce, and how to read each harmony as an angle.

•7 min read
Color Theory

Understanding Color Harmony in UI Design

A practitioner's guide to color harmony in UI design — how each color-wheel scheme works, real hex examples, dominant/secondary/accent roles, and the mistakes to avoid.

•8 min read
Accessibility

WCAG Contrast Ratios Explained: A Designer's Practical Guide

A senior designer's practical guide to WCAG contrast ratios — what 4.5:1, 3:1 and 7:1 really mean, AA vs AAA, large vs normal text, the 1.4.11 non-text rule, and how to measure and fix low contrast.

•9 min read
Branding

The Psychology of Color in Branding: A Practitioner's Guide

A senior designer's take on color psychology in branding — what colors actually signal, why the clichés are half-wrong, and a practical process for choosing brand colors on purpose.

•7 min read
UI Design

Creating Scalable Color Tokens for Design Systems

A hands-on guide to structuring primitive, semantic, and component color tokens — naming conventions, numeric scales, dark mode theming, and the mistakes that quietly break design systems as they grow.

•8 min read
UI Design

Best Practices for Dark Mode Color Palettes

A practitioner's guide to building dark mode color palettes that actually work — covering dark grays over pure black, elevation, desaturated accents, WCAG contrast, and the mistakes I see most often.

•8 min read
Color Theory

Split-Complementary vs Triadic Palettes: A Designer's Practical Guide

A hands-on comparison of split-complementary and triadic color schemes — the exact wheel angles, the mood each produces, worked hex examples, and how to choose between them.

•7 min read