在CSS面板中的Rules view规则视图,如果样式规则包含颜色值,颜色值的旁边会显示一个颜色样板。
点击颜色样板,将弹出选择面板,可以通过选择面板修改当前颜色的值。
The color picker includes an eyedropper icon: clicking this icon enables you to use the eyedropper to select a new color for the element from the page:
Starting in Firefox 40, clicking the color sample while holding down the Shift key will change the color format: