diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index e3059ade21e..d08522bfaa4 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -3262,24 +3262,24 @@ function img_picto($titlealt, $picto, $moreatt = '', $pictoisfullpath = false, $
 
 			// Add CSS
 			$arrayconvpictotomorcess = array(
-				'action'=>'bg-infobox-action', 'account'=>'bg-infobox-bank_account', 'accountancy'=>'bg-infobox-bank_account',
+				'action'=>'infobox-action', 'account'=>'infobox-bank_account', 'accountancy'=>'infobox-bank_account',
 				'bank_account'=>'bg-infobox-bank_account',
-				'bill'=>'bg-infobox-commande', 'billa'=>'bg-infobox-commande', 'billd'=>'bg-infobox-commande',
-				'cash-register'=>'bg-infobox-bank_account', 'contract'=>'bg-infobox-contrat', 'check'=>'font-status4', 'conversation'=>'bg-infobox-contrat',
-				'donation'=>'bg-infobox-commande', 'dollyrevert'=>'flip', 'ecm'=>'bg-infobox-action',
-				'hrm'=>'bg-infobox-adherent', 'group'=>'bg-infobox-adherent', 'intervention'=>'bg-infobox-contrat',
-				'multicurrency'=>'bg-infobox-bank_account',
-				'members'=>'bg-infobox-adherent', 'member'=>'bg-infobox-adherent', 'money-bill-alt'=>'bg-infobox-bank_account',
-				'order'=>'bg-infobox-commande',
-				'user'=>'bg-infobox-adherent', 'users'=>'bg-infobox-adherent',
+				'bill'=>'infobox-commande', 'billa'=>'infobox-commande', 'billd'=>'infobox-commande',
+				'cash-register'=>'infobox-bank_account', 'contract'=>'infobox-contrat', 'check'=>'font-status4', 'conversation'=>'infobox-contrat',
+				'donation'=>'infobox-commande', 'dollyrevert'=>'flip', 'ecm'=>'infobox-action',
+				'hrm'=>'infobox-adherent', 'group'=>'infobox-adherent', 'intervention'=>'infobox-contrat',
+				'multicurrency'=>'infobox-bank_account',
+				'members'=>'infobox-adherent', 'member'=>'infobox-adherent', 'money-bill-alt'=>'infobox-bank_account',
+				'order'=>'infobox-commande',
+				'user'=>'infobox-adherent', 'users'=>'infobox-adherent',
 				'error'=>'pictoerror', 'warning'=>'pictowarning', 'switch_on'=>'font-status4',
-				'holiday'=>'bg-infobox-holiday', 'invoice'=>'bg-infobox-commande',
-				'payment'=>'bg-infobox-bank_account', 'poll'=>'bg-infobox-adherent', 'project'=>'bg-infobox-project', 'projecttask'=>'bg-infobox-project', 'propal'=>'bg-infobox-propal',
-				'resource'=>'bg-infobox-action',
-				'supplier_invoice'=>'bg-infobox-order_supplier', 'supplier_invoicea'=>'bg-infobox-order_supplier', 'supplier_invoiced'=>'bg-infobox-order_supplier',
-				'supplier_order'=>'bg-infobox-order_supplier', 'supplier_proposal'=>'bg-infobox-supplier_proposal',
-				'ticket'=>'bg-infobox-contrat', 'title_accountancy'=>'bg-infobox-bank_account', 'title_hrm'=>'bg-infobox-holiday', 'trip'=>'bg-infobox-expensereport', 'title_agenda'=>'bg-infobox-action',
-				//'title_setup'=>'bg-infobox-action', 'tools'=>'bg-infobox-action',
+				'holiday'=>'infobox-holiday', 'invoice'=>'infobox-commande',
+				'payment'=>'infobox-bank_account', 'poll'=>'infobox-adherent', 'project'=>'infobox-project', 'projecttask'=>'infobox-project', 'propal'=>'infobox-propal',
+				'resource'=>'infobox-action',
+				'supplier_invoice'=>'infobox-order_supplier', 'supplier_invoicea'=>'infobox-order_supplier', 'supplier_invoiced'=>'infobox-order_supplier',
+				'supplier_order'=>'infobox-order_supplier', 'supplier_proposal'=>'infobox-supplier_proposal',
+				'ticket'=>'infobox-contrat', 'title_accountancy'=>'infobox-bank_account', 'title_hrm'=>'infobox-holiday', 'trip'=>'infobox-expensereport', 'title_agenda'=>'infobox-action',
+				//'title_setup'=>'infobox-action', 'tools'=>'infobox-action',
 				'list-alt'=>'imgforviewmode', 'calendar'=>'imgforviewmode', 'calendarweek'=>'imgforviewmode', 'calendarmonth'=>'imgforviewmode', 'calendarday'=>'imgforviewmode', 'calendarperuser'=>'imgforviewmode'
 			);
 			if (!empty($arrayconvpictotomorcess[$pictowithouttext])) {
diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 98d00a98404..490641ca9fa 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -1262,7 +1262,7 @@ function top_htmlhead($head, $title = '', $disablejs = 0, $disablehead = 0, $arr
 		if (GETPOSTISSET('dol_optimize_smallscreen')) { $themeparam .= '&dol_optimize_smallscreen='.GETPOST('dol_optimize_smallscreen', 'int'); }
 		if (GETPOSTISSET('dol_no_mouse_hover')) { $themeparam .= '&dol_no_mouse_hover='.GETPOST('dol_no_mouse_hover', 'int'); }
 		if (GETPOSTISSET('dol_use_jmobile')) { $themeparam .= '&dol_use_jmobile='.GETPOST('dol_use_jmobile', 'int'); $conf->dol_use_jmobile = GETPOST('dol_use_jmobile', 'int'); }
-		if (GETPOSTISSET('THEME_AGRESSIVENESS_RATIO')) { $themeparam .= '&THEME_AGRESSIVENESS_RATIO='.GETPOST('THEME_AGRESSIVENESS_RATIO', 'int'); }
+		if (GETPOSTISSET('THEME_SATURATE_RATIO')) { $themeparam .= '&THEME_SATURATE_RATIO='.GETPOST('THEME_SATURATE_RATIO', 'int'); }
 
 		if (!defined('DISABLE_JQUERY') && !$disablejs && $conf->use_javascript_ajax)
 		{
diff --git a/htdocs/theme/eldy/info-box.inc.php b/htdocs/theme/eldy/info-box.inc.php
index 2b734f037b3..a0f54591534 100644
--- a/htdocs/theme/eldy/info-box.inc.php
+++ b/htdocs/theme/eldy/info-box.inc.php
@@ -198,12 +198,10 @@ a.info-box-text{ text-decoration: none;}
 include_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 $prefix = '';
-//$prefix = 'background-';
 if (!empty($conf->global->THEME_INFOBOX_COLOR_ON_BACKGROUND)) $prefix = 'background-';
 
-if (!isset($conf->global->THEME_AGRESSIVENESS_RATIO) && $prefix) $conf->global->THEME_AGRESSIVENESS_RATIO = -50;
-if (GETPOSTISSET('THEME_AGRESSIVENESS_RATIO')) $conf->global->THEME_AGRESSIVENESS_RATIO = GETPOST('THEME_AGRESSIVENESS_RATIO', 'int');
-//var_dump($conf->global->THEME_AGRESSIVENESS_RATIO);
+if (!isset($conf->global->THEME_SATURATE_RATIO)) $conf->global->THEME_SATURATE_RATIO = 0.7;
+if (GETPOSTISSET('THEME_SATURATE_RATIO')) $conf->global->THEME_SATURATE_RATIO = GETPOST('THEME_SATURATE_RATIO', 'int');
 
 ?>
 .info-box-icon {
@@ -211,38 +209,76 @@ if (GETPOSTISSET('THEME_AGRESSIVENESS_RATIO')) $conf->global->THEME_AGRESSIVENES
 	color: #fff !important;
 	<?php } ?>
     opacity: 0.95;
+    <?php if (isset($conf->global->THEME_SATURATE_RATIO)) { ?>
+        filter: saturate(<?php echo $conf->global->THEME_SATURATE_RATIO; ?>);
+    <?php } ?>
 }
 
 .bg-infobox-project{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#6c6aa8', $conf->global->THEME_AGRESSIVENESS_RATIO); ?> !important;
+	<?php echo $prefix; ?>color: #6c6aa8 !important;
 }
 .bg-infobox-action{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#a47080', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #a47080 !important;
 }
 .bg-infobox-propal,
 .bg-infobox-facture,
 .bg-infobox-commande{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#99a17d', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #99a17d !important;
 }
 .bg-infobox-supplier_proposal,
 .bg-infobox-invoice_supplier,
 .bg-infobox-order_supplier{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#599caf', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #599caf !important;
 }
 .bg-infobox-contrat, .bg-infobox-ticket{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#46a676', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #46a676 !important;
 }
 .bg-infobox-bank_account{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#b0a53e', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #b0a53e !important;
 }
 .bg-infobox-adherent, .bg-infobox-member {
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#79633f', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #79633f !important;
 }
 .bg-infobox-expensereport{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#79633f', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #79633f !important;
 }
 .bg-infobox-holiday{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#755114', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #755114 !important;
+}
+
+.infobox-adherent, .infobox-member {
+	color: #79633f !important;
+}
+.infobox-project{
+	color: #6c6aa8 !important;
+}
+.infobox-action{
+	color: #a47080 !important;
+}
+.infobox-propal,
+.infobox-facture,
+.infobox-commande{
+	color: #99a17d !important;
+}
+.infobox-supplier_proposal,
+.infobox-invoice_supplier,
+.infobox-order_supplier{
+	color: #599caf !important;
+}
+.infobox-contrat, .infobox-ticket{
+	color: #46a676 !important;
+}
+.infobox-bank_account{
+	color: #b0a53e !important;
+}
+.infobox-adherent, .infobox-member {
+	color: #79633f !important;
+}
+.infobox-expensereport{
+	color: #79633f !important;
+}
+.infobox-holiday{
+	color: #755114 !important;
 }
 
 
diff --git a/htdocs/theme/eldy/style.css.php b/htdocs/theme/eldy/style.css.php
index 927d29e1919..526846f8a19 100644
--- a/htdocs/theme/eldy/style.css.php
+++ b/htdocs/theme/eldy/style.css.php
@@ -237,7 +237,7 @@ print 'fontsizesmaller='.$fontsizesmaller."\n";
 print 'topMenuFontSize='.$topMenuFontSize."\n";
 print 'toolTipBgColor='.$toolTipBgColor."\n";
 print 'toolTipFontColor='.$toolTipFontColor."\n";
-print 'conf->global->THEME_AGRESSIVENESS_RATIO='.$conf->global->THEME_AGRESSIVENESS_RATIO." (must be between -100 and +100)\n";
+print 'conf->global->THEME_SATURATE_RATIO='.$conf->global->THEME_SATURATE_RATIO." (must be between 0 and 1)\n";
 print '*/'."\n";
 
 
diff --git a/htdocs/theme/md/info-box.inc.php b/htdocs/theme/md/info-box.inc.php
index f2a2a8b810d..6a313ace567 100644
--- a/htdocs/theme/md/info-box.inc.php
+++ b/htdocs/theme/md/info-box.inc.php
@@ -8,42 +8,85 @@ if (!defined('ISLOADEDBYSTEELSHEET')) die('Must be call by steelsheet'); ?>
 include_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
 $prefix = '';
-//$prefix = 'background-';
 if (!empty($conf->global->THEME_INFOBOX_COLOR_ON_BACKGROUND)) $prefix = 'background-';
+
+$prefix = '';
+if (!empty($conf->global->THEME_INFOBOX_COLOR_ON_BACKGROUND)) $prefix = 'background-';
+
+if (!isset($conf->global->THEME_SATURATE_RATIO)) $conf->global->THEME_SATURATE_RATIO = 0.5;
+if (GETPOSTISSET('THEME_SATURATE_RATIO')) $conf->global->THEME_SATURATE_RATIO = GETPOST('THEME_SATURATE_RATIO', 'int');
+
 ?>
 
 .bg-infobox-project{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#6c6aa8', $conf->global->THEME_AGRESSIVENESS_RATIO); ?> !important;
+	<?php echo $prefix; ?>color: #6c6aa8 !important;
 }
 .bg-infobox-action{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#a47080', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #a47080  !important;
 }
 .bg-infobox-propal,
 .bg-infobox-facture,
 .bg-infobox-commande{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#99a17d', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #99a17d  !important;
 }
 .bg-infobox-supplier_proposal,
 .bg-infobox-invoice_supplier,
 .bg-infobox-order_supplier{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#599caf', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #599caf  !important;
 }
 .bg-infobox-contrat, .bg-infobox-ticket{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#46a676', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #46a676  !important;
 }
 .bg-infobox-bank_account{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#b0a53e', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #b0a53e  !important;
 }
 .bg-infobox-adherent, .bg-infobox-member{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#79633f', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #79633f  !important;
 }
 .bg-infobox-expensereport{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#79633f', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #79633f  !important;
 }
 .bg-infobox-holiday{
-	<?php echo $prefix; ?>color: <?php print colorAgressiveness('#755114', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	<?php echo $prefix; ?>color: #755114  !important;
 }
 
+
+.infobox-adherent, .infobox-member {
+	color: #79633f !important;
+}
+.infobox-project{
+	color: #6c6aa8 !important;
+}
+.infobox-action{
+	color: #a47080 !important;
+}
+.infobox-propal,
+.infobox-facture,
+.infobox-commande{
+	color: #99a17d !important;
+}
+.infobox-supplier_proposal,
+.infobox-invoice_supplier,
+.infobox-order_supplier{
+	color: #599caf !important;
+}
+.infobox-contrat, .infobox-ticket{
+	color: #46a676 !important;
+}
+.infobox-bank_account{
+	color: #b0a53e !important;
+}
+.infobox-adherent, .infobox-member {
+	color: #79633f !important;
+}
+.infobox-expensereport{
+	color: #79633f !important;
+}
+.infobox-holiday{
+	color: #755114 !important;
+}
+
+
 .info-box-module-external span.info-box-icon-version {
     background: #bbb;
 }
@@ -102,6 +145,9 @@ if (!empty($conf->global->THEME_INFOBOX_COLOR_ON_BACKGROUND)) $prefix = 'backgro
 	font-size: 45px;
 	line-height: 90px;
 	background: #eee;
+    <?php if (isset($conf->global->THEME_SATURATE_RATIO)) { ?>
+        filter: saturate(<?php echo $conf->global->THEME_SATURATE_RATIO; ?>);
+    <?php } ?>
 }
 .info-box-sm .info-box-icon {
     width: 80px;
@@ -233,39 +279,39 @@ a.info-box-text{ text-decoration: none;}
 }
 <?php
 include_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
-if (!isset($conf->global->THEME_AGRESSIVENESS_RATIO)) $conf->global->THEME_AGRESSIVENESS_RATIO = -100;
-if (GETPOSTISSET('THEME_AGRESSIVENESS_RATIO')) $conf->global->THEME_AGRESSIVENESS_RATIO = GETPOST('THEME_AGRESSIVENESS_RATIO', 'int');
+if (!isset($conf->global->THEME_SATURATE_RATIO)) $conf->global->THEME_SATURATE_RATIO = 0.7;
+if (GETPOSTISSET('THEME_SATURATE_RATIO')) $conf->global->THEME_SATURATE_RATIO = GETPOST('THEME_SATURATE_RATIO', 'int');
 ?>
 .bg-infobox-project i.fa{
-	color: <?php print colorAgressiveness('#605ca8', $conf->global->THEME_AGRESSIVENESS_RATIO); ?> !important;
+	color: #605ca8 !important;
 }
 .bg-infobox-action i.fa{
-	color: <?php print colorAgressiveness('#d84b80', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	color: #d84b80  !important;
 }
 .bg-infobox-propal i.fa,
 .bg-infobox-facture i.fa,
 .bg-infobox-commande i.fa{
-	color: <?php print colorAgressiveness('#abb87b', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	color: #abb87b  !important;
 }
 .bg-infobox-supplier_proposal i.fa,
 .bg-infobox-invoice_supplier i.fa,
 .bg-infobox-order_supplier i.fa{
-	color: <?php print colorAgressiveness('#40b0cf', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	color: #40b0cf  !important;
 }
 .bg-infobox-contrat i.fa, .bg-infobox-ticket i.fa{
-	color: <?php print colorAgressiveness('#20a68a', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	color: #20a68a  !important;
 }
 .bg-infobox-bank_account i.fa{
-	color: <?php print colorAgressiveness('#b0a53e', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	color: #b0a53e  !important;
 }
 .bg-infobox-adherent i.fa, .bg-infobox-member i.fa{
-	color: <?php print colorAgressiveness('#f39c12', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	color: #755114  !important;
 }
 .bg-infobox-expensereport i.fa{
-	color: <?php print colorAgressiveness('#755114', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	color: #755114  !important;
 }
 .bg-infobox-holiday i.fa{
-	color: <?php print colorAgressiveness('#755114', $conf->global->THEME_AGRESSIVENESS_RATIO); ?>  !important;
+	color: #755114  !important;
 }