Blue is a very good color for a front door. The blue door eye-catching but not too much. In the Chinese philosophy of Feng Shui, blue represents water and abundance. In the Mediterranean region and north Africa, blue front doors are very popular because blue is thought to keep away evil spirits. The color blue is often linked with thoughts and feelings of safety and security. If your home is a safe haven, painting your front door blue can reflect that. There are many hues of blue so you definitely can find the one you like.
p.s. Check these cool front door designs if you aren’t into blue.