Congratulate yourself; "Big up yourself" is also acceptable.

You can also "Big up" someone else.

Traditional male Jamaican salutory greeting accompanied by closed fists bumped one atop the other and then reversed expressing well wishes, friendship and respect

Enjoy your status, you've earned it.

Originally a Jamaican expression which has spread to wider audiences through the Ali G Show and US urban radio.

praise yourself

1. To give oneself "props", or in standard vernacular can be indirectly translated as "Well, good for you!"
2. Big yourself up.

To congratulate yourself on a job well done

To show "props" or respect to ones self for a superior achievement.