function rgbToHex(r, g, b) {
		if (! Number.isInteger(r)) { try { console.warn('Integer expected!'); } catch(ex){} }
		return (componentToHex(r) + componentToHex(g) + componentToHex(b)).toUpperCase();
	}
DESC: Used by `addSlidesForTable()` to convert RGB colors from jQuery selectors to Hex for Presentation colors