"I like a dark hue and light hue of the opposite ... This bedroom by Rebecca Udall pairs blue and yellow with green and red.

From the vibrant hues that invigorate ... colours like red and yellow have longer wavelengths, which can increase heart rates and signal alertness, while colours like blue and green have shorter ...

BSF personnel in their camouflage uniforms played Holi with gulal in vibrant hues of red, yellow, blue, and green. Miles away ...