diff --git a/htdocs/admin/ihm.php b/htdocs/admin/ihm.php
index 697f8fa2130..ea675ed9001 100644
--- a/htdocs/admin/ihm.php
+++ b/htdocs/admin/ihm.php
@@ -5,6 +5,7 @@
  * Copyright (C) 2016		Juanjo Menent			<jmenent@2byte.es>
  * Copyright (C) 2018       Ferran Marcet           <fmarcet@2byte.es>
  * Copyright (C) 2021       Alexandre Spangaro      <aspangaro@open-dsi.fr>
+ * Copyright (C) 2021       Anthony Berton          <bertonanthony@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -199,6 +200,13 @@ if ($action == 'update') {
 		} else {
 			dolibarr_set_const($db, "THEME_ELDY_USE_CHECKED", $val, 'chaine', 0, '', $conf->entity);
 		}
+
+		$val=(implode(',', (colorStringToArray(GETPOST('THEME_ELDY_BTNACTION'), array()))));
+		if ($val == '') {
+			dolibarr_del_const($db, 'THEME_ELDY_BTNACTION', $conf->entity);
+		} else {
+			dolibarr_set_const($db, 'THEME_ELDY_BTNACTION', $val, 'chaine', 0, '', $conf->entity);
+		}
 	}
 
 	if ($mode == 'dashboard') {
diff --git a/htdocs/core/lib/usergroups.lib.php b/htdocs/core/lib/usergroups.lib.php
index accbd84ba8c..9ee6afa182e 100644
--- a/htdocs/core/lib/usergroups.lib.php
+++ b/htdocs/core/lib/usergroups.lib.php
@@ -3,6 +3,7 @@
  * Copyright (C) 2010-2017	Regis Houssin		<regis.houssin@inodbox.com>
  * Copyright (C) 2015	    Alexandre Spangaro	<aspangaro@open-dsi.fr>
  * Copyright (C) 2018       Ferran Marcet       <fmarcet@2byte.es>
+ * Copyright (C) 2021       Anthony Berton          <bertonanthony@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -859,15 +860,15 @@ function showSkins($fuser, $edit = 0, $foruserprofile = false)
 	// Use Checked
 	if ($foruserprofile) {
 		/* Must first change option to choose color of highlight instead of yes or no.
-		 print '<tr class="oddeven">';
-		 print '<td>'.$langs->trans("HighlightLinesOnMouseHover").'</td>';
-		 print '<td><input name="check_THEME_ELDY_USE_HOVER" disabled="disabled" type="checkbox" '.($conf->global->THEME_ELDY_USE_HOVER?" checked":"").'></td>';
-		 print '<td class="nowrap left" width="20%"><input name="check_MAIN_THEME"'.($edit?'':' disabled').' type="checkbox" '.($selected_theme?" checked":"").'> '.$langs->trans("UsePersonalValue").'</td>';
-		 print '<td><input name="check_THEME_ELDY_USE_HOVER"'.($edit?'':' disabled="disabled"').' type="checkbox" '.($hoverdisabled?"":" checked").'>';
-		 print ' &nbsp; ('.$langs->trans("NotSupportedByAllThemes").', '.$langs->trans("PressF5AfterChangingThis").')';
-		 print '</td>';
-		 print '</tr>';
-		 */
+		print '<tr class="oddeven">';
+		print '<td>'.$langs->trans("HighlightLinesOnMouseHover").'</td>';
+		print '<td><input name="check_THEME_ELDY_USE_HOVER" disabled="disabled" type="checkbox" '.($conf->global->THEME_ELDY_USE_HOVER?" checked":"").'></td>';
+		print '<td class="nowrap left" width="20%"><input name="check_MAIN_THEME"'.($edit?'':' disabled').' type="checkbox" '.($selected_theme?" checked":"").'> '.$langs->trans("UsePersonalValue").'</td>';
+		print '<td><input name="check_THEME_ELDY_USE_HOVER"'.($edit?'':' disabled="disabled"').' type="checkbox" '.($hoverdisabled?"":" checked").'>';
+		print ' &nbsp; ('.$langs->trans("NotSupportedByAllThemes").', '.$langs->trans("PressF5AfterChangingThis").')';
+		print '</td>';
+		print '</tr>';
+		*/
 	} else {
 		$default = (empty($colorbacklinepairchecked) ? $langs->trans("Unknown") : colorArrayToHex(colorStringToArray($colorbacklinepairchecked)));
 
@@ -905,6 +906,52 @@ function showSkins($fuser, $edit = 0, $foruserprofile = false)
 		print '</tr>';
 	}
 
+	// Btn action
+	if ($foruserprofile) {
+		/*
+		 print '<tr class="oddeven">';
+		 print '<td>'.$langs->trans("TopMenuBackgroundColor").'</td>';
+		 print '<td>'.($conf->global->THEME_ELDY_TOPMENU_BACK1?$conf->global->THEME_ELDY_BTNACTION:$langs->trans("Default")).'</td>';
+		 print '<td class="nowrap left" width="20%"><input name="check_THEME_ELDY_BTNACTION" id="check_THEME_ELDY_BTNACTION" type="checkbox" '.(! empty($object->conf->THEME_ELDY_BTNACTION)?" checked":"");
+		 print (empty($dolibarr_main_demo) && $edit)?'':' disabled="disabled"';	// Disabled for demo
+		 print '> '.$langs->trans("UsePersonalValue").'</td>';
+		 print '<td>';
+		 if ($edit)
+		 {
+		 print $formother->selectColor(colorArrayToHex(colorStringToArray($conf->global->THEME_ELDY_BTNACTION,array()),''),'THEME_ELDY_BTNACTION','',1).' ';
+		 }
+		 else
+		 {
+		 $color = colorArrayToHex(colorStringToArray($conf->global->THEME_ELDY_BTNACTION,array()),'');
+		 if ($color) print '<input type="text" class="colorthumb" disabled style="padding: 1px; margin-top: 0; margin-bottom: 0; background-color: #'.$color.'" value="'.$color.'">';
+		 else print '';
+		 }
+			if ($edit) print '<br>('.$langs->trans("NotSupportedByAllThemes").', '.$langs->trans("PressF5AfterChangingThis").')';
+			print '</td>';*/
+	} else {
+		$default = (empty($butactionbg) ? $langs->trans("Unknown") : colorArrayToHex(colorStringToArray($butactionbg)));
+
+		print '<tr class="oddeven">';
+		print '<td>'.$langs->trans("BtnActionColor").'</td>';
+		print '<td colspan="'.($colspan - 1).'">';
+		if ($edit) {
+			print $formother->selectColor(colorArrayToHex(colorStringToArray((!empty($conf->global->THEME_ELDY_BTNACTION) ? $conf->global->THEME_ELDY_BTNACTION : ''), array()), ''), 'THEME_ELDY_BTNACTION', '', 1, '', '', 'colorbtnaction').' ';
+		} else {
+			$color = colorArrayToHex(colorStringToArray($conf->global->THEME_ELDY_BTNACTION, array()), '');
+			if ($color) {
+				print '<input type="text" class="colorthumb" disabled="disabled" style="padding: 1px; margin-top: 0; margin-bottom: 0; background-color: #'.$color.'" value="'.$color.'">';
+			} else {
+				//print '<input type="text" class="colorthumb" disabled="disabled" style="padding: 1px; margin-top: 0; margin-bottom: 0; background-color: #'.$defaultcolor.'" value="'.$langs->trans("Default").'">';
+				//print '<span style="color: #000078">'.$langs->trans("Default").'</span>';
+				print $langs->trans("Default");
+			}
+		}
+		print ' &nbsp; <span class="nowraponall opacitymedium">'.$langs->trans("Default").'</span>: <strong><span style="color: #'.$default.'">'.$default.'</span></strong> ';
+		print $form->textwithpicto('', $langs->trans("NotSupportedByAllThemes").', '.$langs->trans("PressF5AfterChangingThis"));
+		print '</td>';
+		print '</tr>';
+	}
+
 	// Use MAIN_OPTIMIZEFORTEXTBROWSER
 	if ($foruserprofile && !empty($fuser->conf->MAIN_OPTIMIZEFORTEXTBROWSER)) {
 		//$default=yn($conf->global->MAIN_OPTIMIZEFORTEXTBROWSER);
diff --git a/htdocs/langs/en_US/admin.lang b/htdocs/langs/en_US/admin.lang
index 1bf5233f660..99f87413d06 100644
--- a/htdocs/langs/en_US/admin.lang
+++ b/htdocs/langs/en_US/admin.lang
@@ -1917,6 +1917,7 @@ ConfFileMustContainCustom=Installing or building an external module from applica
 HighlightLinesOnMouseHover=Highlight table lines when mouse move passes over
 HighlightLinesColor=Highlight color of the line when the mouse passes over (use 'ffffff' for no highlight)
 HighlightLinesChecked=Highlight color of the line when it is checked (use 'ffffff' for no highlight)
+BtnActionColor=Color of the action button
 TextTitleColor=Text color of Page title
 LinkColor=Color of links
 PressF5AfterChangingThis=Press CTRL+F5 on keyboard or clear your browser cache after changing this value to have it effective
diff --git a/htdocs/theme/eldy/btn.inc.php b/htdocs/theme/eldy/btn.inc.php
index af8f26b9a24..1b92ef80f04 100644
--- a/htdocs/theme/eldy/btn.inc.php
+++ b/htdocs/theme/eldy/btn.inc.php
@@ -5,17 +5,12 @@ if (!defined('ISLOADEDBYSTEELSHEET')) {
 /* <style type="text/css" > */
 
 :root {
-			--btncolortext:rgb(<?php print $colortextlink; ?>);
+			--btncolortext: rgb(<?php print $colortextlink; ?>);
 			--btncolorbg: #fbfbfb;
 			--btncolorborderhover: none;
 			--btncolorborder: #FFF;
-			/* --butactionbg:rgba(150, 110, 162, 0.95); */
-			--butactionbg:rgb(118, 145, 225);
-			--butactionbg:rgba(150, 110, 162, 0.95);
 			--butactiondeletebg: rgb(234,228,225);
-			/* tertiary color */
-			/* --butactionbg:rgb(218, 235, 225); */
-			/* --butactionbg:rgb(228, 218, 235); */
+			--butactionbg: rgb(<?php print $butactionbg; ?>);
 }
 
 <?php
@@ -31,8 +26,8 @@ if (!empty($conf->global->THEME_DARKMODEENABLED)) {
             --btncolorbg: rgb(26,27,27);
             --btncolorborderhover: #ffffff;
             --btncolorborder: #2b2c2e;
-            --butactionbg: rgb(173,140,79);
             --butactiondeletebg: rgb(252,84,91);
+			--butactionbg: rgb(173,140,79);
 
       }\n";
 	if ($conf->global->THEME_DARKMODEENABLED != 2) {
diff --git a/htdocs/theme/eldy/style.css.php b/htdocs/theme/eldy/style.css.php
index de089ecba54..edeab565f9d 100644
--- a/htdocs/theme/eldy/style.css.php
+++ b/htdocs/theme/eldy/style.css.php
@@ -5,6 +5,7 @@
  * Copyright (C) 2011		Philippe Grand			<philippe.grand@atoo-net.com>
  * Copyright (C) 2012		Juanjo Menent			<jmenent@2byte.es>
  * Copyright (C) 2018       Ferran Marcet           <fmarcet@2byte.es>
+ * Copyright (C) 2021       Anthony Berton          <bertonanthony@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -150,7 +151,9 @@ if (!isset($conf->global->THEME_ELDY_TEXTTITLENOTAB)) {
 if (!isset($conf->global->THEME_ELDY_TEXTLINK)) {
 	$conf->global->THEME_ELDY_TEXTLINK = $colortextlink;
 }
-
+if (!isset($conf->global->THEME_ELDY_BTNACTION)) {
+	$conf->global->THEME_ELDY_BTNACTION = $butactionbg;
+}
 // Case of option editable only if option THEME_ELDY_ENABLE_PERSONALIZED is on
 if (empty($conf->global->THEME_ELDY_ENABLE_PERSONALIZED)) {
 	$conf->global->THEME_ELDY_BACKTABCARD1 = '255,255,255'; // card
@@ -178,6 +181,7 @@ $colortexttitle      = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (emp
 $colortexttitlelink  = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_TEXTTITLELINK) ? $colortexttitlelink : $conf->global->THEME_ELDY_TEXTTITLELINK) : (empty($user->conf->THEME_ELDY_TEXTTITLELINK) ? $colortexttitlelink : $user->conf->THEME_ELDY_TEXTTITLELINK);
 $colortext           = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_TEXT) ? $colortext : $conf->global->THEME_ELDY_TEXT) : (empty($user->conf->THEME_ELDY_TEXT) ? $colortext : $user->conf->THEME_ELDY_TEXT);
 $colortextlink       = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_TEXTLINK) ? $colortextlink : $conf->global->THEME_ELDY_TEXTLINK) : (empty($user->conf->THEME_ELDY_TEXTLINK) ? $colortextlink : $user->conf->THEME_ELDY_TEXTLINK);
+$butactionbg       = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_BTNACTION) ? $butactionbg : $conf->global->THEME_ELDY_BTNACTION) : (empty($user->conf->THEME_ELDY_BTNACTION) ? $butactionbg : $user->conf->THEME_ELDY_BTNACTION);
 $fontsize            = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_FONT_SIZE1) ? $fontsize : $conf->global->THEME_ELDY_FONT_SIZE1) : (empty($user->conf->THEME_ELDY_FONT_SIZE1) ? $fontsize : $user->conf->THEME_ELDY_FONT_SIZE1);
 $fontsizesmaller     = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_FONT_SIZE2) ? $fontsize : $conf->global->THEME_ELDY_FONT_SIZE2) : (empty($user->conf->THEME_ELDY_FONT_SIZE2) ? $fontsize : $user->conf->THEME_ELDY_FONT_SIZE2);
 
diff --git a/htdocs/theme/eldy/theme_vars.inc.php b/htdocs/theme/eldy/theme_vars.inc.php
index 00d5456cab5..41d162e6cbc 100644
--- a/htdocs/theme/eldy/theme_vars.inc.php
+++ b/htdocs/theme/eldy/theme_vars.inc.php
@@ -5,6 +5,7 @@
  * Copyright (C) 2011		Philippe Grand			<philippe.grand@atoo-net.com>
  * Copyright (C) 2012		Juanjo Menent			<jmenent@2byte.es>
  * Copyright (C) 2018       Ferran Marcet           <fmarcet@2byte.es>
+ * Copyright (C) 2021       Anthony Berton          <bertonanthony@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -73,6 +74,7 @@ $fontsizesmaller = '0.75em';
 $topMenuFontSize = '1.1em';
 $toolTipBgColor = 'rgba(255, 255, 255, 0.96)';
 $toolTipFontColor = '#333';
+$butactionbg = '150, 110, 162, 0.95';
 
 // text color
 $textSuccess   = '#28a745';
diff --git a/htdocs/theme/md/btn.inc.php b/htdocs/theme/md/btn.inc.php
index a593f6ecdbf..174d53eb516 100644
--- a/htdocs/theme/md/btn.inc.php
+++ b/htdocs/theme/md/btn.inc.php
@@ -10,10 +10,7 @@ if (!defined('ISLOADEDBYSTEELSHEET')) {
 			--btncolorborderhover: none;
 			--btncolorborder: #FFF;
 			--butactiondeletebg: rgb(234,228,225);
-			/* tertiary color */
-			/* --butactionbg:rgb(218, 235, 225); */
-			/* --butactionbg:rgb(228, 218, 235); */
-			--butactionbg:rgb(118, 145, 225);
+			--butactionbg: rgb(<?php print $butactionbg; ?>);
 }
 
 <?php
@@ -29,8 +26,8 @@ if (!empty($conf->global->THEME_DARKMODEENABLED)) {
             --btncolorbg: rgb(26,27,27);
             --btncolorborderhover: #ffffff;
             --btncolorborder: #2b2c2e;
-            --butactionbg:rgb(173,140,79);
             --butactiondeletebg: rgb(252,84,91);
+			--butactionbg: rgb(173,140,79);
 
       }\n";
 	if ($conf->global->THEME_DARKMODEENABLED != 2) {
diff --git a/htdocs/theme/md/style.css.php b/htdocs/theme/md/style.css.php
index 0790db17cfb..5e59c6be224 100644
--- a/htdocs/theme/md/style.css.php
+++ b/htdocs/theme/md/style.css.php
@@ -6,6 +6,7 @@
  * Copyright (C) 2012		Juanjo Menent			<jmenent@2byte.es>
  * Copyright (C) 2015		Alexandre Spangaro      <aspangaro@open-dsi.fr>
  * Copyright (C) 2018       Ferran Marcet           <fmarcet@2byte.es>
+ * Copyright (C) 2021       Anthony Berton          <bertonanthony@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -148,6 +149,9 @@ if (!isset($conf->global->THEME_ELDY_TEXTTITLENOTAB)) {
 if (!isset($conf->global->THEME_ELDY_TEXTLINK)) {
 	$conf->global->THEME_ELDY_TEXTLINK = $colortextlink;
 }
+if (!isset($conf->global->THEME_ELDY_BTNACTION)) {
+	$conf->global->THEME_ELDY_BTNACTION = $butactionbg;
+}
 
 // Case of option editable only if option THEME_ELDY_ENABLE_PERSONALIZED is on
 if (empty($conf->global->THEME_ELDY_ENABLE_PERSONALIZED)) {
@@ -177,6 +181,7 @@ $colortexttitle      = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (emp
 $colortexttitlelink  = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_TEXTTITLELINK) ? $colortexttitlelink : $conf->global->THEME_ELDY_TEXTTITLELINK) : (empty($user->conf->THEME_ELDY_TEXTTITLELINK) ? $colortexttitlelink : $user->conf->THEME_ELDY_TEXTTITLELINK);
 $colortext           = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_TEXT) ? $colortext : $conf->global->THEME_ELDY_TEXT) : (empty($user->conf->THEME_ELDY_TEXT) ? $colortext : $user->conf->THEME_ELDY_TEXT);
 $colortextlink       = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_TEXTLINK) ? $colortext : $conf->global->THEME_ELDY_TEXTLINK) : (empty($user->conf->THEME_ELDY_TEXTLINK) ? $colortextlink : $user->conf->THEME_ELDY_TEXTLINK);
+$butactionbg       	 = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_BTNACTION) ? $butactionbg : $conf->global->THEME_ELDY_BTNACTION) : (empty($user->conf->THEME_ELDY_BTNACTION) ? $butactionbg : $user->conf->THEME_ELDY_BTNACTION);
 $fontsize            = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_FONT_SIZE1) ? $fontsize : $conf->global->THEME_ELDY_FONT_SIZE1) : (empty($user->conf->THEME_ELDY_FONT_SIZE1) ? $fontsize : $user->conf->THEME_ELDY_FONT_SIZE1);
 $fontsizesmaller     = empty($user->conf->THEME_ELDY_ENABLE_PERSONALIZED) ? (empty($conf->global->THEME_ELDY_FONT_SIZE2) ? $fontsize : $conf->global->THEME_ELDY_FONT_SIZE2) : (empty($user->conf->THEME_ELDY_FONT_SIZE2) ? $fontsize : $user->conf->THEME_ELDY_FONT_SIZE2);
 
@@ -338,6 +343,7 @@ print '*/'."\n";
 	--productlinestockod: #002200;
 	--productlinestocktoolow: #884400;
 	--infoboxmoduleenabledbgcolor : linear-gradient(0.4turn, #fff, #fff, #fff, #e4efe8);
+	--butactionbg : #<?php print $butactionbg; ?>;
 }
 
 body {
@@ -439,7 +445,7 @@ input, select {
 	margin-top:1px;
 }
 #mainbody input.button:not(.buttongen):not(.bordertransp), #mainbody a.button:not(.buttongen):not(.bordertransp) {
-	background: var(--butactionbg);
+	background: var(--butactionbg);;
 	color: #FFF !important;
 	border-radius: 3px;
 	border-collapse: collapse;
diff --git a/htdocs/theme/md/theme_vars.inc.php b/htdocs/theme/md/theme_vars.inc.php
index f1790e326c6..d77b994dab8 100644
--- a/htdocs/theme/md/theme_vars.inc.php
+++ b/htdocs/theme/md/theme_vars.inc.php
@@ -1,6 +1,7 @@
 <?php
 /* Copyright (C) 2004      Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2004-2012 Laurent Destailleur  <eldy@users.sourceforge.net>
+ * Copyright (C) 2021       Anthony Berton          <bertonanthony@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -68,6 +69,7 @@ $fontsizesmaller = '11';
 $topMenuFontSize = '1.1em';
 $toolTipBgColor = 'rgba(255, 255, 255, 0.96)';
 $toolTipFontColor = '#333';
+$butactionbg = '150, 110, 162, 0.95';
 
 // text color
 $textSuccess   = '#28a745';