colors (columns: count, color, new LESS name in my branch)

gistfile1.txt

     28 #999999 @cancelled-header, 
     25 #ffffff @text-white
     17 #000000 @text-black
     15 #cccccc
     13 #f0f0f0 @secondary-grey
     10 #fc6714 @text-orange
     10 #adb9cc @light-border-blue
      8 #eaeaea @light-button-border
      7 #dddddd
      7 #888888
      6 #ffba58 @header-orange
      5 #eeeeee
      5 #aaaaaa @disabled-grey, @re-fieldset-grey, @placeholder-grey
      5 #736dab @header-purple
      4 #ffdd99 @edit-orange, @rel-edit
      4 #f1f1f1 @light-border-background, @tab-unfocus-background
      4 #e7e7e7 @background-grey
      4 #d12f19 @negative-text, @negative-hover-text, @negative-active
      4 #d0d0d0 @dark-button-border
      4 #a1a1a1 @tab-normal-border, @warning-border
      4 #666666
      4 #529214 @positive-text, @positive-hover-text, @positive-active
      3 #fafafa
      3 #e5e5e5
      3 #e0e0e0
      3 #d3d3d3
      3 #bbffbb @autocomplete-success, @rg-art-selected
      3 #b1ebb0 @diff-add, @yes-bg, @moved-cover-art-bg
      3 #565656 @button-text
      3 #002bba @link-default
      2 #ff8f8f @rel-remove
      2 #ff0000 @failed-header
      2 #feffde @multiselect-highlight
      2 #fbe3e4 @negative-hover-background, @rel-warning
      2 #f9f9f9
      2 #f7f7f7
      2 #eb8f00 @re-focus-tab-text
      2 #d4d4d4 @menu-background
      2 #777777
      2 #6299c5 @button-active
      2 #444444
      2 #333333
      1 #ffffd0 @warning-background
      1 #ffaaaa @autocomplete-error
      1 #ff2222 @form-error-text
      1 #fbc2c4 @negative-hover-border
      1 #f7e8e8 @diff-old
      1 #f6a828 (copied from jqueryui)
      1 #f2f2f2 @even-table-row
      1 #f2f2b2 @highlight-table-row
      1 #f2f0a5 @abstain-bg
      1 #ebb1ba @diff-rem, @no-bg
      1 #e92525 (in debug.css only, questionably useful)
      1 #e8f7e8 @diff-new
      1 #e78f08 (copied from jqueryui)
      1 #e6efc2 @positive-hover-background
      1 #e55451 @no-border
      1 #dff4ff @button-hover-background
      1 #dcdad5 @disabled-bg-grey
      1 #c6d880 @positive-hover-border
      1 #c2e1ef @button-hover-border
      1 #b6ffa3 @rel-add
      1 #9e9e9e @re-addtrack-text
      1 #889988 @rg-art-selected-border
      1 #87f717 @yes-border
      1 #837eb7 (in debug.css only, questionably useful)
      1 #660000 @error-header
      1 #632d9b @link-visited
      1 #589dff @rg-type-label
      1 #336699 @button-hover-text
      1 #1c94c4 @re-unfocus-tab-text
        #ffd700(gold) @open-header