Red and yellow are appetizing colours.
Red+ yellow = hunger! Look around and you will notice that many fast food giants like McDonald's, KFC, Burger King, and many other restaurants use this colour scheme. Researchers state that red and yellow are the most appetizing colours. Red associates with energy and passion, whereas yellow associates with passion. Warm colours like red and yellow are stated to be appetite-stimulating whereas the colour blue is appetite-suppressing. Therefore, many designers suggest warm colours for kitchens and restaurants. It helps to increase the appetite and also affects the speed at which people eat.

Use pink to control your anger.
Looking at colours can be relaxing. Colours have an enormous impact on us, psychologically and emotionally. Pink is a palliative colour. Due to its calming effect, it suppresses anger and anxiety within an hour. Thus, many mental health care institutions paint their walls pink to control the behaviour of their patients. Pink promotes tranquillity and peace. According to Feng Shui, pink soothes different forms of energies and keeps them understated. Its peacefulness provides balance to our emotions. In Switzerland, prison cells are painted with pink colour to help the inmates calm down.

Reason behind the colour of your passport.
According to Hrant Boghossian, the Vice President of Arton Group, which runs the interactive Passport Index database, the shade of each national passport is derived from just four main colours: Red, Green, Blue or Black. However, within each colour hue, there are many variations. The choice of colour for a country's passport is majorly influenced by culture and history. For instance, most Islamic states use green passports because of the importance of the colour in their religion. Some countries choose a certain colour to distinguish itself and reflect their unique identity, such as Switzerland, whose passport is bright red.

Did you know shiny semi-gloss is more durable than flat or matte and is more moisture-resistant? This property makes it perfect for usage in kitchens and bathrooms as these are places you definitely want a paint finish that can handle a little soap, water and elbow grease.

On the other hand, flat and matte finishes make it easy for touch-ups. You can save those for high-traffic spots such as a kid's room or a hallway. Now, isn't this informative?

Do not overlook the lighting of the room if you intend to paint its walls. The lighting is often harsh and industrial in a paint store but at home, you have some softer bulbs and natural light to work with. Always remember to test your colour swatches in different lighting or you will end up with a wrong shade for your room. Also, take into account the direction your rooms faces.North-facing rooms make colours look cooler, while rooms looking south give a warm cast. Interesting, isn't it?

The ceiling is considered the fifth wall of your home, so ensure that you treat it with equal amount of attention and care like you would for the other four walls of your home. Whether you pick white or a bright colour, painting it properly will give you those sharp edges along the top and make your wall colour pop. You don't have to repaint ceilings as often as walls. However, ignoring them will make them appear dull and dirty. So, next time you are thinking of painting your home, don't forget the ceilings. It will surely make people look up and take notice.