sovrum-petra tungården -- I add: I actually really don't like plain bulbs without a diffuser of some sort -- it hurts my eyes to look at them and it's just harsh on the eyes. But decoration-wise, the bulbs do look cool in this photo.
There is no denying the calming effect of blue. Each shade and hue is cool and serene, from pale baby blues to moody indigos. Colour psychology offers associating terms including trust, peace, order and loyalty so it