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.
Color Relationships & the Color Wheel. Six Colors. There are six main colors in photography: red, green, blue, cyan, magenta, and yellow. When you use the Hue slider in a Hue/Saturation adjustment layer, the colors are in the same order as those on the color wheel below.