gitk Dark

.config_git_gitk

set mainfont {Helvetica 9}
set textfont {monospace 9}
set uifont {Helvetica 9}
set tabstop 8
set findmergefiles 0
set maxgraphpct 50
set maxwidth 16
set cmitmode patch
set wrapcomment none
set autoselect 1
set autosellen 40
set showneartags 1
set maxrefs 20
set visiblerefs {"master"}
set hideremotes 0
set showlocalchanges 1
set datetimeformat {%Y-%m-%d %H:%M:%S}
set limitdiffs 1
set uicolor #3e3e3e
set want_ttk 1
set bgcolor #2a2a34
set fgcolor #ffffff
set uifgcolor black
set uifgdisabledcolor #999
set colors {#00a000 #ff2e33 #7c3cff magenta darkgrey brown orange}
set diffcolors {{#ff2e33} #00a000 #7c3cff}
set mergecolors {#ff2e33 #7c3cff #00ff00 purple brown #009090 magenta #808000 #009000 #ff0080 cyan #b07070 #70b0f0 #70f0b0 #f0b070 #ff70b0}
set markbgcolor #30303a
set diffcontext 3
set selectbgcolor #3e3e48
set foundbgcolor #336611
set currentsearchhitbgcolor #336611
set extdifftool meld
set perfile_attrs 0
set headbgcolor #00ff00
set headfgcolor black
set headoutlinecolor white
set remotebgcolor #ffddaa
set tagbgcolor yellow
set tagfgcolor black
set tagoutlinecolor white
set reflinecolor white
set filesepbgcolor #aaaaaa
set filesepfgcolor black
set linehoverbgcolor #ffff80
set linehoverfgcolor black
set linehoveroutlinecolor black
set mainheadcirclecolor #cccc00
set workingfilescirclecolor #ff2e33
set indexcirclecolor #00a000
set circlecolors {white #7c3cff gray #7c3cff #7c3cff}
set linkfgcolor #7c3cff
set circleoutlinecolor #2a2a34
set web_browser xdg-open
set geometry(main) 1918x998+0+0
set geometry(state) normal
set geometry(topwidth) 1918
set geometry(topheight) 519
set geometry(pwsash0) "727 1"
set geometry(pwsash1) "1162 1"
set geometry(botwidth) 1215
set geometry(botheight) 473
set permviews {}

.local_share_tkthemes_mrhide_mrhide.tcl

#
# "Mr-Hide's" theme.
#
# Installation:
#     mkdir ~/.local/share/tkthemes/
#     echo "export TCLLIBPATH=~/.local/share/tkthemes" >> ~/.profile
#     cp -a mrhide/ ~/.local/share/tkthemes/
#     echo "*TkTheme: mrhide" >> ~/.Xresources
#     xmgr -merge ~/.Xresources
#
# Doc on TTK themes:
#  * "Changing Widget Colors" http://wiki.tcl.tk/37973
#  * "ttk::style command" https://www.tcl.tk/man/tcl/TkCmd/ttk_style.htm
#  * "Styles and Themes tutorial" http://www.tkdocs.com/tutorial/styles.html

namespace eval ttk::theme::mrhide {
    variable version 0.0.1
    variable colors
    array set colors {
	-disabledfg	"#121212"
	-frame  	"#424242"
	-window  	"#000000"
	-dark		"#222222"
	-darker 	"#121212"
	-darkest	"#000000"
	-lighter	"#626262"
	-lightest 	"#a0a0a0"
	-selectbg	"#4a6984"
	-selectfg	"#ffffff"
    }

    ttk::style theme create mrhide -parent clam -settings {

	ttk::style configure "." \
	    -background $colors(-frame) \
	    -foreground white \
	    -bordercolor $colors(-darkest) \
	    -darkcolor $colors(-dark) \
	    -lightcolor $colors(-lighter) \
	    -troughcolor $colors(-darker) \
	    -selectbackground $colors(-selectbg) \
	    -selectforeground $colors(-selectfg) \
	    -selectborderwidth 0 \
	    -font TkDefaultFont \
	    ;

	ttk::style map "." \
	    -background [list disabled $colors(-frame) \
			     active $colors(-lighter)] \
	    -foreground [list disabled $colors(-disabledfg)] \
	    -selectbackground [list  !focus $colors(-darkest)] \
	    -selectforeground [list  !focus white] \
	    ;
	# -selectbackground [list  !focus "#847d73"]

	ttk::style configure TButton \
	    -anchor center -width -11 -padding 5 -relief raised
	ttk::style map TButton \
	    -background [list \
			     disabled $colors(-frame) \
			     pressed $colors(-darker) \
			     active $colors(-lighter)] \
	    -lightcolor [list pressed $colors(-darker)] \
	    -darkcolor [list pressed $colors(-darker)] \
	    -bordercolor [list alternate "#000000"] \
	    ;

	ttk::style configure Toolbutton \
	    -anchor center -padding 2 -relief flat
	ttk::style map Toolbutton \
	    -relief [list \
		    disabled flat \
		    selected sunken \
		    pressed sunken \
		    active raised] \
	    -background [list \
		    disabled $colors(-frame) \
		    pressed $colors(-darker) \
		    active $colors(-lighter)] \
	    -lightcolor [list pressed $colors(-darker)] \
	    -darkcolor [list pressed $colors(-darker)] \
	    ;

	ttk::style configure TCheckbutton \
	    -indicatorbackground "#ffffff" \
	    -indicatormargin {1 1 4 1} \
	    -padding 2 ;
	ttk::style configure TRadiobutton \
	    -indicatorbackground "#ffffff" \
	    -indicatormargin {1 1 4 1} \
	    -padding 2 ;
	ttk::style map TCheckbutton -indicatorbackground \
	    [list  disabled $colors(-frame)  pressed $colors(-frame)]
	ttk::style map TRadiobutton -indicatorbackground \
	    [list  disabled $colors(-frame)  pressed $colors(-frame)]

	ttk::style configure TMenubutton \
	    -width -11 -padding 5 -relief raised

	ttk::style configure TEntry \
        -background $colors(-darker) \
        -fieldbackground $colors(-darker) \
        -foreground "#ffffff" \
        -padding 1 -insertwidth 1
	ttk::style map TEntry \
	    -background [list {readonly disabled} $colors(-frame)] \
        -fieldbackground [list {readonly disabled} $colors(-frame)] \
	    -bordercolor [list  focus $colors(-selectbg)] \
	    ;

	ttk::style configure TCombobox \
	    -padding 1 -insertwidth 1
	ttk::style map TCombobox \
	    -background [list active $colors(-lighter) \
			     pressed $colors(-lighter)] \
	    -fieldbackground [list {readonly focus} $colors(-selectbg) \
				  readonly $colors(-frame)] \
	    -foreground [list {readonly focus} $colors(-selectfg)] \
	    ;
	option add *TCombobox*Listbox.background $colors(-frame)
	ttk::style configure ComboboxPopdownFrame \
	    -relief solid -borderwidth 1

	ttk::style configure TSpinbox -arrowsize 10 -padding {2 0 10 0}
	ttk::style map TSpinbox \
	    -background [list  readonly $colors(-frame)] \
            -arrowcolor [list disabled $colors(-disabledfg)]

	ttk::style configure TNotebook.Tab -padding {6 2 6 2}
	ttk::style map TNotebook.Tab \
	    -padding [list selected {6 4 6 2}] \
	    -background [list selected $colors(-frame) {} $colors(-darker)] \
	    -lightcolor [list selected $colors(-lighter) {} $colors(-dark)] \
	    ;

	# Treeview:
	ttk::style configure Heading \
	    -font TkHeadingFont -relief raised -padding {3}
	ttk::style configure Treeview -background $colors(-window)
	ttk::style map Treeview \
	    -background [list selected $colors(-selectbg)] \
	    -foreground [list selected $colors(-selectfg)] ;

    	ttk::style configure TLabelframe \
	    -labeloutside true -labelmargins {0 0 0 4} \
	    -borderwidth 2 -relief raised

	ttk::style configure TProgressbar -background $colors(-frame)

	ttk::style configure Sash -sashthickness 6 -gripcount 10
    }
}

package provide ttk::theme::mrhide $::ttk::theme::mrhide::version

.local_share_tkthemes_mrhide_pkgIndex.tcl

package ifneeded ttk::theme::mrhide 0.0.1 \
    [list source [file join $dir mrhide.tcl]]

.Xresources

*TkTheme: mrhide

Dark gitk Theme for linux.
Replace underscores with the path separator /.