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.
Quick Answer. Depending on the shade, yellow goes well with reds, browns, whites, pinks, blues, greens and purples. Light yellow looks good with white, pink and green. Bright yellow goes well with purple, green and blue. Dark yellow looks good with browns, creams, greens and blues.