Font.material

Description

The material used for the font display.

    // Swap 3D Text font color each second
    // Add this script to a text mesh object
    private var flag : boolean = false;
    private var rate : float = 1;
    private var t : TextMesh;
    function Update() {
        t = transform.GetComponent.<TextMesh>();
        if(Time.time > rate) {
            if(flag){
                t.font.material.color = Color.yellow;
                flag = false;
            } else {
                t.font.material.color = Color.red;
                flag = true;
            }
            rate += 1;
        }
        t.text = "This is a 3D text changing colors!";
    }

no example available in C#