Applies to the Download colored PDF button above the drawing.
Keyboard & touch help
Tab enters the palette once. Use arrow keys to choose the next or previous color; Home and End jump to the first or last. Tab enters the drawing once. Arrow keys move between shapes; Home and End jump to the first or last shape. Enter or Space colors the focused shape. Escape returns to the toolbar. If a focused shape is outside the view, the drawing fits back into view.
Choose Erase, then a shape, to make it white again. In Color mode, tap a shape to fill it, swipe vertically to scroll the page, or pinch to zoom the browser. In Move mode, drag or pinch to move and zoom the drawing. The arrow buttons pan without dragging.