The phrase "pretty colors" refers to bright, vivid or attractive shades and hues. It is often used in a positive context to describe something that looks visually appealing due to its colorfulness.
Sentences with «pretty colors»
Your newest find has such pretty colors in it, and agree perfect for fall. (notdeadyetstyle.com)
Although I'm partial to the stripes, this sweater comes in lots of pretty colors for Spring. (honeywerehome.com)
Again, it comes in pretty colors to match kitchen decor too! (sandyalamode.com)