South-facing rooms benefit from warm, natural light throughout the day, making them one of the most versatile spaces when it comes to choosing paint colours. The abundant sunlight enhances most shades, preventing them from feeling too dark or dull. Blue is a particularly popular choice for south-facing rooms as it creates a serene, refreshing atmosphere while balancing the natural warmth of the sunlight.

Since south-facing light tends to bring out the warmth in colours, blue can help create a harmonious contrast by introducing a cooling element. However, the type of blue you choose will determine the overall feel of the space. Pale blues like Farrow & Ball Borrowed Light or Dulux Coastal Grey can create a fresh, breezy feel, perfect for bedrooms or living spaces where a light and airy atmosphere is desired. These work well with white or neutral trim for a clean, classic look.

If you want something with more depth but still soft, consider muted blues like Dulux Denim Drift or Little Greene Celestial Blue. These shades offer subtle sophistication without overwhelming the space, making them ideal for feature walls or all-over colour.

Rich navy or inky blues, such as Farrow & Ball Stiffkey Blue or Dulux Sapphire Salute, work beautifully in south-facing rooms. The natural light stops them from feeling too dark, while their depth adds a touch of luxury and drama, perfect for cosy sitting rooms or dining areas.

Always test new colours with a paint sample pot at home in your chosen space to observe how they shift throughout the day. The sunlight will intensify certain tones, so it's important to ensure your chosen blue works well at all times.

With the right blue and complementary decor, a south-facing room can become a relaxing yet stylish retreat, full of depth and character.