clean up color names and add help info

3 files changed, 43 insertions, 32 deletions

diff --git a/README.rst b/README.rst
index 98f1dba..f738fc0 100644
--- a/README.rst
+++ b/README.rst
@@ -58,13 +58,17 @@ Installation
   - To immediately play with the main feature, try ``prefix`` (``Ctrl+b`` by default) + ``,`` and change the window name.
   - NOTE: tmux won't change the window name automatically once you set it manually. To test the auto-changing color, just run any command in your new window.
 
+Help
+====
+Press ``prefix``, then ``C``, type ``help`` and press enter.
+
 Customization
 =============
 
-- To manually set the color of the active window tag, press ``prefix`` + C and:
+- To manually set the color of the active window tag, press ``prefix`` + ``C`` and:
 
-  - ``color-idx <256 color code>`` to manually set the color for the window index
-  - ``color-name <256 color code>`` to manually set the color for the name
+  - ``color-idx <0-255 color code>`` to manually set the color for the window index
+  - ``color-name <0-255 color code>`` to manually set the color for the name
   - ``clear-idx`` clears the preivous color of the index
   - ``clear-name`` clears the preivous color of the name
   - ``clear-all`` use auto-coloring for all window tags
@@ -82,7 +86,7 @@ Customization
 
     TMUX_COLORTAG_USE_POWERLINE=yes
 
-- To change the prompt key (``prefix`` + C), specify your key in ``TMUX_COLORTAG_KEY``.
+- To change the prompt key (``prefix`` + ``C``), specify your key in ``TMUX_COLORTAG_KEY``.
 
 - If you don't like the existing powerline symbols, feel free to change them by
   specifying the following environment variables to override the default:
diff --git a/tmux-colortag-prompt.sh b/tmux-colortag-prompt.sh
index 7b09857..874a29f 100755
--- a/tmux-colortag-prompt.sh
+++ b/tmux-colortag-prompt.sh
@@ -27,5 +27,16 @@ case "$1" in
     clear-all)
         run_python --clear
         ;;
+    '') ;;
+    help)
+        echo "# Tmux ColorTag"
+        echo "# Ted Yin <tederminant@gmail.com>"
+        echo "Note: color overriding order: color-idx > color-name > auto"
+        echo "color-idx <0-255>: manually set the color for the window index"
+        echo "color-name <0-255>: manually set the color for the name"
+        echo "clear-idx: clears the preivous color of the index"
+        echo "clear-name: clears the preivous color of the name"
+        echo "clear-all: use auto-coloring for all window tags"
+        ;;
     *) tmux display "ColorTag: invalid command"; exit 0;;
 esac
diff --git a/tmux-colortag.tmux b/tmux-colortag.tmux
index 0e4c9e4..9bcb190 100755
--- a/tmux-colortag.tmux
+++ b/tmux-colortag.tmux
@@ -11,44 +11,40 @@ if [[ "$TMUX_COLORTAG_SET_INTERVAL" == yes ]]; then
     tmux set -g status-interval 2
 fi
 
-color0=colour237
-color1=colour239
-color2=colour255
-color3=colour246
-color4=colour248
-color5=colour241
-color6=colour240
-color7=colour236
-color8=colour235
+bg0=colour235
+bg1=colour237
+white0=colour255
+lightgray=colour248
+darkgray=colour241
 
 if [[ "$TMUX_COLORTAG_TAG_ONLY" != yes ]]; then
-    tmux set -g message-style fg=$color0,bg=$color4
-    tmux set -g message-command-style fg=$color0,bg=$color4
-    tmux set -g pane-active-border-style fg=$color6,bg=$color8
-    tmux set -g pane-border-style fg=$color7,bg=$color8
-    tmux set -g window-style bg=$color8
+    tmux set -g message-style fg=$bg1,bg=$lightgray
+    tmux set -g message-command-style fg=$bg1,bg=$lightgray
+    tmux set -g pane-active-border-style fg=$darkgray,bg=$bg0
+    tmux set -g pane-border-style fg=$bg1,bg=$bg0
+    tmux set -g window-style bg=$bg0
 fi
 
-tmux set -g status-style bg=$color0
+tmux set -g status-style bg=$bg1
 tmux set -g window-status-separator ""
-tmux set -g window-status-style fg=$color0,bg=$color0,none
-tmux set -g window-status-activity-style bg=$color0,fg=$color4,none
-tmux set -g window-status-bell-style bg=$color0,fg=$color4,none
+tmux set -g window-status-style fg=$bg1,bg=$bg1,none
+tmux set -g window-status-activity-style bg=$bg1,fg=$lightgray,none
+tmux set -g window-status-bell-style bg=$bg1,fg=$lightgray,none
 
-RECOVER_BG="#[bg=$color0]"
+RECOVER_BG="#[bg=$bg1]"
 LEFTBAR_FORMAT="$(printf "%s" \
-    "#{?client_prefix,#[fg=$color5]#[bg=$color4],#[fg=$color4]#[bg=$color5]} " \
-    "#S#{?client_prefix,#[fg=$color4],#[fg=$color5]}")"
-RIGHTBAR_DEFAULT="#[fg=$color3,bg=$color1]"
-RIGHTBAR_DEFAULT0="#[fg=$color1,bg=$color0]"
-RIGHTBAR_HOST="#[fg=$color0,bg=$color4]"
-RIGHTBAR_HOST0="#[fg=$color4,bg=$color1]"
+    "#{?client_prefix,#[fg=$darkgray]#[bg=$lightgray],#[fg=$lightgray]#[bg=$darkgray]} " \
+    "#S#{?client_prefix,#[fg=$lightgray],#[fg=$darkgray]}")"
+RIGHTBAR_DEFAULT="#[fg=$lightgray,bg=$darkgray]"
+RIGHTBAR_DEFAULT0="#[fg=$darkgray,bg=$bg1]"
+RIGHTBAR_HOST="#[fg=$bg1,bg=$lightgray]"
+RIGHTBAR_HOST0="#[fg=$lightgray,bg=$darkgray]"
 LOAD_DISP="#(awk '{print \$1, \$2, \$3}' /proc/loadavg)"
 TAB_COLOR="#(\"$CURRENT_DIR/name2color.py\" #S #I #W)"
-TAB_NORMAL_BEGIN="#[fg=$color0,bg=$TAB_COLOR]"
-TAB_END="#[fg=$TAB_COLOR,bg=$color0]"
+TAB_NORMAL_BEGIN="#[fg=$bg1,bg=$TAB_COLOR]"
+TAB_END="#[fg=$TAB_COLOR,bg=$bg1]"
 TAB_FOCUS_BEGIN_BG="#[bg=$TAB_COLOR]"
-TAB_FOCUS_BEGIN_FG="#[fg=$color2]"
+TAB_FOCUS_BEGIN_FG="#[fg=$white0]"
 TAB_FOCUS_BEGIN="${TAB_FOCUS_BEGIN_BG}${TAB_FOCUS_BEGIN_FG}"
 
 if [[ "$TMUX_COLORTAG_USE_POWERLINE" == no ]]; then