If you love colour and pattern but are not sure how to mix and match it, have a look at Joy.
Colour block is such fun!
And if you are not feeling brave enough but still want to have some colourful elements in your outfit, try experiment with shoes. They are such a strong accessory they can carry the whole outfit, but they can also help to sneak the strong colour or unusual combination even if the rest of our clothes is calm and monochrome.
All pictures in this post are from http://ohjoy.blogs.com/my_weblog/