The term 'less colorful' can be described by two crossword solutions: 'FADED' and 'paler'. FADED is an adjective that describes something that has lost its color or brightness over time. Paler is an adjective that describes something that is not as bright or intense in color as it once was. Both words imply a lack of vibrancy or saturation in color, suggesting that the object is less colorful than it once was.