Yellow captures the joy of sunshine and communicates happiness. It’s perfect for kitchens,
dining rooms, and bathrooms, where happy color is energizing and uplifting. In halls, entries,
and small spaces, yellow can feel expansive and welcoming.
Yellow although is a cheery color is not a good choice in main color schemes of a room.
People are more likely to lose their tempers in a yellow room. Babies also seem to cry more
in a yellow room. This color tends to create feeling of frustration and anger in people.
This color is the most fatiguing on the eyes.
In chromotherapy yellow was believed to stimulate the nerves and purify the body.
Orange evokes excitement, enthusiasm and is an energetic color. While not a good idea
for a living room or for bedrooms, this color is great for an exercise room. It will bring all
the emotions out that you need when jumping into your fitness routine. In ancient cultures
orange was used to heal the lungs and increase energy levels.
http://www.rol.vn/resourcedetail/3/1114/room-colors/
http://design2designer.com/interior/how-to-choose-color/48-yellow-color-in-the-interior-design
http://design2designer.com/interior/how-to-choose-color/50-orange-color-in-the-interior-design