Colour: A particular shade of red. To be precise, the range of colours around CIE chromacity x 0.41, y 0.27 to 0.33; depending on your hardware, they look something like:
... is not quite where it should be (it occurs lower than normal in hypospadias). A chordee[?] is when the urethra develops between the penis and the scrotum.
Infection ...