Sign in to access your dashboard, tools and saved work.
or continue with
Get started free 🚀
Create your account and access AI tools, calculators and more.
Colour Theory
Hair Toner Colour Selector
Find the perfect toner to neutralise brassiness, warmth or unwanted tones. Based on colour theory — opposite colours on the wheel cancel each other out.
📚 Colour Theory Basics
🟡 Yellow/Gold → neutralised by Purple/Violet
🟠 Orange/Copper → neutralised by Blue
🔴 Red → neutralised by Green
🟤 Warm Brown → neutralised by Cool Blue-Ash
Install TechsGenius
Add to home screen for offline access
📲
Add to Home Screen
Tap Share then
Add to Home Screen for the best experience.