Undertone Guides
These long-form guides build authority around skin undertones. You'll find in-depth explanations, comparisons, and examples that help you understand why certain colors work and others don't.
This section is designed to answer broader "ultimate guide" and "warm vs cool" searches, giving you the context you need to make confident styling and makeup decisions based on undertone science. You'll see how undertone influences contrast, neutrals, and palette choices across seasons.
Use these guides as references you can revisit when building your wardrobe or updating makeup shades. Read these when you want the full framework instead of a quick checklist. If you're new, start with Undertone for Beginners before diving into comparisons.

Best of Undertone Guides
All Guides
Common Makeup Mistakes by Undertone
Avoid these common makeup mistakes based on your skin undertone. Learn the foundation, lipstick, and eyeshadow errors to avoid.
Foundation Matching Guide by Undertone
Learn how to match foundation to your undertone. Find the perfect shade with our complete guide to pink, yellow, and neutral bases.
Ultimate Undertone Guide
The complete guide to understanding undertones, identifying your type, and choosing colors that flatter your skin.
Undertone for Beginners
A beginner-friendly introduction to undertones with simple tests and next steps.
Warm vs Cool Undertone
A side-by-side comparison of warm and cool undertones with signs, colors, and common mistakes.