How to Choose the Right Paint Colour for Every Room in Your Home
March 21, 2026

How to Choose the Right Paint Colour for Every Room in Your Home

Picking colours from a chip at the hardware store is a recipe for regret. Here's a professional approach to choosing paint colours you'll love for years.

TT
Tony Testing
Author

Why Paint Colours Always Look Different on the Wall

Lighting is the single biggest variable in paint colour selection. A warm white that looks creamy and inviting on a chip under fluorescent store lighting might read as yellow on your walls under incandescent bulbs, or blue-grey in a north-facing room with cool natural light.

Always sample colours on the actual wall in the actual room. Paint a 12-inch square, view it at different times of day, and live with it for 48 hours before committing.

Starting With Undertones

Every paint colour has an undertone — a subtle secondary colour that emerges when it interacts with light and the colours around it. A grey paint might have blue, green, purple, or warm beige undertones. Identifying undertones before you buy saves enormous frustration.

Tip: hold the chip next to a piece of pure white paper. The difference between the white and the chip will reveal its undertone clearly.

The 60-30-10 Rule

A simple framework for any room: 60% dominant colour (walls), 30% secondary colour (upholstery, rugs, curtains), 10% accent colour (cushions, artwork, accessories). This creates visual balance without making the space feel flat or chaotic.

When to Call in a Professional

A free colour consultation from an experienced painter is worth more than hours of scrolling through inspiration boards. We've seen thousands of rooms across the GTA — we know what works, what photographs well versus what lives well, and how to factor in your existing furniture and flooring. Don't guess — ask.