-4"> <samp>red, green, blue</samp>, etc.</dt><dd class="col-md-8"> color names</dd>
<dt class="col-md-4"> <samp>#ccc, #cbfed0, #b9e1cc00</samp>, etc.</dt><dd class="col-md-8"> color hex values</dd>
<dt class="col-md-4"> <samp>rgb(), rgba(), cmyk(), cmyka(), hsl(), hsla()</samp></dt><dd class="col-md-8"> color functions</dd>
<dt class="col-md-4"> <samp>s, t, u, v, n, i, j, w, h, z, r, g, b, a, o, c, y, m, k</samp></dt><dd class="col-md-8"> symbols</dd>
<dt class="col-md-4"> <samp>abs(</samp><var>x</var><samp