This is the 13207th most frequent German word.
auffälligen
Conspicuous or noticeable.
Here, 'auffälliges' means striking or noticeable, describing the appearance of the dress as something that draws attention.
Die Frau trug ein auffälliges rotes Kleid.
The woman wore a striking red dress.
In this sentence, 'auffällig' describes behavior as being noteworthy or standing out due to its peculiarity.
Sein Verhalten war gestern besonders auffällig.
His behavior was particularly noticeable yesterday.
Here, 'auffällige' indicates that the color combination is conspicuous, drawing the observer's attention due to its vibrant or unusual nature.