The rwandan flag has a ratio of 3:2 by 3:2. The national flag is blue, yellow and green. Blue means people must fight for peace in order to keep the economy growing and bring happiness. Yellow means people must live and work in peace and contentment to promote permanent economic development. Green symbolizes the hope of achieving prosperity through rational development of the people, and also symbolizes the resources of the country. On the upper right, there are 24 signs of the sun, which guide the whole nation, showing solidarity, innocence and transparency, and fighting against ignorance.