Think im ok?? or go with plan b pill?

I take my birth control regularly, generally at 12 every day or within 30-60 minutes of which. i didnt haev it with me so i didnt take it until 7 pm last night, had around 1 this mornin and the condom broke and took my birth control pill on time at noon as usual. Do you think im ok or should i go get the emergency cont. pill. ??