When it's You Feeling Blue
Squares represent people with healthy minds and the circle is the person under clinical depression

Solution

The circle is blue for obvious reasons, and on the top position as people under Depression are top priority in this project. Its colour is opaque because depression interferes with relationships, causing people the need to be alone. Healthy squares/people have colours that mix together, like people usually do. My purpose in this image was also to stand out the circle. The words in the title "feelin' blue" is an optimistic and hopeful approach to depression, which is a serious condition