What color is optimism?

A plurality say optimism is yellow.
Click a color to add your vote.

“Yellow is a bright and exciting color.”
“You look on the bright side.”
“Joy from Inside Out.”
“Optimism brings you joy and happiness, which is yellow.”
“Optimism is yellow because it’s all about a BRIGHT future, and yellow is associated with light.”
“Yellow is warm and bright, it inspires good feelings, like a sunflower.”
“The Sun is yellow, and the sun makes you see things brightly.”
“Yellow is bright and optimism is a a positive bright feeling where like the sun would be out and you would be happy.”
“When you look forward with the sun, or at least when I look at it, I think of the future and all of the best possibilities of the future. Now tell me, what color is the sun again?”
“Optimistic people are usually happy. Happy is yellow. Also, optimists always find the bright side, and bright is yellow. ”
“Optimism is yellow because yellow is a bright and happy colour.”
“The sun is yellow, the autumn leaves are yellow, pollen in flowers is yellow.”

“It just seems bright and cheerful, like nothing will stop it from seeing the good in the world. ”
“Orange is energy, not as happy as yellow but still positive and bright.”
“Orange is the only colour that doesn’t have ugly shades. This is because it was defined and named so late that there hasn’t been enough time for it to have an ugly shade or a shade of colour that people think brings a negative connotation, but I like to think that its because orange is the colour of happiness and joy and well optimism.”

“I would assume that optimistic people see the good in things, and green is usually referred as a ‘good’ color.”
“Optimism is green because green reminds us of the warmth and hope that spring brings us.”

“Heading towards your goal: pink for joy combined with blue for focus equals purple.”

“I don’t know why, but I feel like optimism is black and pessimism is white. Seems that that would be reversed for most people.”