are often used to create an optical illusion. They can appear to change the shape of something, e.g. lengthen or widen it.
Horizontal lines make things look wider.
Curved lines suggest movement but are also gentle and relaxing.
Colour R
Colour is an important design feature that can affect the atmosphere in a room, and even people’s emotions.
• Primary colours: Red, yellow and blue are known as primary colours because you cannot mix them from other colours. All other colours are mixes from primary colours.
• Secondary colours: Orange, green and purple are mixed from equal amounts of two primary colours.
• Tertiary colours are created by mixing a primary and a secondary colour, e.g.:
yellow + green = olive
blue + green = turquoise
red + purple = mauve
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Don’t Forget! The colour wheel is a useful device for understanding how colours relate to one another and how to combine them in a colour scheme.
Diagonal lines suggest movement but are more dramatic.
