change color of rectangle in Access

hi. i have one question. i'm doing a project in microsoft access where visual basic code is involved. on my form i created two boxes. my question is, i need a code where i can change the colors of one of the boxes to green, red, and yellow.

Its acutally a rectangle. theres a control called a rectangle in access where u display it on the form

can somebody please help me?

Change the BackColor or BorderColor properties to the color you desire.