1.2.3 HTML5 Canvas Line Color Tutorial

http://www.html5canvastutorials.com/tutorials/html5-canvas-line-color/

html5 canvas line은 컬러를 설정할 수 있다.

context.strokeStyle=[value];

아래 창을 열어 예제를 확인 할 수 있다.
http://www.html5canvastutorials.com/demos/tutorials/html5_canvas_line_color/

window.onload = function(){
    var canvas = document.getElementById("myCanvas");
    var context = canvas.getContext("2d");
 
    context.moveTo(100, 150);
    context.lineTo(450, 50);
    context.lineWidth = 10;
    context.strokeStyle = "#ff0000"; // line color
    context.stroke();
};