The definition of impromptu is something done without advance thought or without a plan. When everyone gets together and decides to throw a party at the spur of the moment, this is an example of animpromptu party. impromptu. an impromptu speech, performance, etc. impromptu.
If you prefer lighter color combinations, then instead of these three, go in for pink, light blue and pale yellow color combinations. Contrasting Color Combinations. By bringing together colors in different color categories, many interesting color combinations can be made.
What Goes with Yellow By far the happiest color in the spectrum, yellow is always apt to cheer up a room and lighten a mood. Whether it is as bright as the sun or as quiet as a fallen leaf in autumn, this hue always brings a smile.