(gedit theme [Linux]) solarized_dark.xml

<?xml version="1.0" encoding="UTF-8"?>
<style-scheme id="solarized_dark" _name="Solarized Dark" version="1.0">

  <author></author>
  <_description>Dark color scheme based on the Solarized color palette</_description>

  <!-- Solarized Palette -->
  <color name="base03"   value="#002b36"/>
  <color name="base02"   value="#073642"/>
  <color name="base01"   value="#586e75"/>
  <color name="base00"   value="#657b83"/>
  <color name="base0"    value="#839496"/>
  <color name="base1"    value="#93a1a1"/>
  <color name="base2"    value="#eee8d5"/>
  <color name="base3"    value="#fdf6e3"/>
  <color name="yellow"   value="#b58900"/>
  <color name="orange"   value="#cb4b16"/>
  <color name="red"      value="#dc322f"/>
  <color name="magenta"  value="#d33682"/>
  <color name="violet"   value="#6c71c4"/>
  <color name="blue"     value="#268bd2"/>
  <color name="cyan"     value="#2aa198"/>
  <color name="green"    value="#859900"/>

  <!-- Global Settings -->
  <style name="text"                        foreground="base0" background="base03"/>
  <style name="selection"                   foreground="base03" background="base0"/>
  <style name="cursor"                      foreground="base0"/>
  <style name="current-line"                background="base02"/>
  <style name="line-numbers"                foreground="base01" background="base02"/>
  <style name="draw-spaces"                 foreground="base01"/>

  <!-- Bracket Matching -->
  <style name="bracket-match"               foreground="red" background="base01" bold="true"/>
  <style name="bracket-mismatch"            foreground="red" background="base01" underline="true"/>

  <!-- Right Margin -->
  <style name="right-margin"                background="base01"/>

  <!-- Search Matching -->
  <style name="search-match"                foreground="base03" background="yellow"/>

  <!-- Comments -->
  <style name="def:comment"                 foreground="base01" italic="true"/>
  <style name="def:shebang"                 foreground="base01" italic="true" bold="true"/>

  <!-- Constants -->
  <style name="def:constant"                foreground="cyan"/>
  <style name="def:string"                  foreground="cyan"/>
  <style name="def:special-char"            foreground="red"/>
  <style name="def:special-constant"        foreground="blue"/>

  <!-- Identifiers -->
  <style name="def:identifier"              foreground="blue"/>
  <style name="def:builtin"                 foreground="blue"/>

  <!-- Statements -->
  <style name="def:statement"               foreground="green"/>

  <!-- Types -->
  <style name="def:type"                    foreground="yellow"/>

  <!-- Others -->
  <style name="def:preprocessor"            foreground="orange"/>
  <style name="def:specials"                foreground="red"/>
  <style name="def:error"                   foreground="red" bold="true"/>
  <style name="def:note"                    foreground="magenta" bold="true"/>
  <style name="def:underlined"              foreground="violet"/>

  <!-- Language specific -->
  <style name="diff:added-line"             foreground="base03" background="green"/>
  <style name="diff:removed-line"           foreground="base03" background="red"/>
  <style name="diff:changed-line"           foreground="base03" background="yellow"/>

</style-scheme>