Denotation of ULAB logo is:

There is a nib of a pen.
The shape of the logo is U
Both written in English and BANGLA
The colour is blue and yellow
There is a star in the bottom
There is a circle behind


Connotation of ULAB logo is:

The picture of nib signified literate, writing,education.
Yellow colour means light, shine
Blue consists coolness
English and Bengali writing connotates International language and mother language are both important
The star means top of the world