_prefix'>prefix</span><span class='embexpr_end'>}</span><span class='tstring_content'>Colour Table (</span><span class='embexpr_beg'>#{</span><span class='ivar'>@colours</span><span class='period'>.</span><span class='id identifier rubyid_size'>size</span><span class='embexpr_end'>}</span><span class='tstring_content'> colours)</span><span class='tstring_end'>&quot;</span></span>
   <span class='ivar'>@colours</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span clas