diff --git a/config.h b/config.h
index ee2834c..c6dc235 100644
--- a/config.h
+++ b/config.h
@@ -11,17 +11,14 @@ static const int showbar               = 1;        /* 0 means no bar */
 static const int topbar                = 1;        /* 0 means bottom bar */
 static const char *fonts[]             = { "monospace:size=10" };
 static const char dmenufont[]          = "monospace:size=10";
-static const char col_gray1[]          = "#222222";
-static const char col_gray2[]          = "#444444";
-static const char col_gray3[]          = "#bbbbbb";
-static const char col_gray4[]          = "#eeeeee";
-static const char col_white[]          = "#ffffff";
-static const char col_black[]          = "#000000";
-static const char col_cyan[]           = "#005577";
-static const char col_primary[]        = "#f890e7";
-static const char col_text_primary[]   = "#8b008b";
-static const char col_secondary[]      = "#0bd3d3";
-static const char col_text_secondary[] = "#34495e";
+static const char col_dmenu_nb[]          = "#0a4158";
+static const char col_dmenu_nf[]          = "#ff9636";
+static const char col_dmenu_sb[]          = "#ff9636";
+static const char col_dmenu_sf[]          = "#0a4158";
+static const char col_primary[]        = "#0a4158";
+static const char col_text_primary[]   = "#ff9636";
+static const char col_secondary[]      = "#ff9636";
+static const char col_text_secondary[] = "#0a4158";
 static const char *colors[][3]         = {
 	/*               fg                  bg             border   */
 	[SchemeNorm] = { col_text_primary,   col_primary,   col_primary },
@@ -38,7 +35,7 @@ static const Rule rules[] = {
 	 */
 	/* class      instance    title       tags mask     isfloating   monitor */
 	{ "Gimp",     NULL,       NULL,       0,            1,           -1 },
-	{ "Firefox",  NULL,       NULL,       1 << 8,       0,           -1 },
+	{ "Firefox",  NULL,       NULL,       1,            0,           -1 },
 };
 
 /* layout(s) */
@@ -66,12 +63,13 @@ static const Layout layouts[] = {
 
 /* commands */
 static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn() */
-static const char *dmenucmd[] = { "dmenu_run", "-m", dmenumon, "-fn", dmenufont, "-nb", col_gray1, "-nf", col_gray3, "-sb", col_cyan, "-sf", col_gray4, NULL };
+static const char *dmenucmd[] = { "dmenu_run", "-m", dmenumon, "-fn", dmenufont, "-nb", col_dmenu_nb, "-nf", col_dmenu_nf, "-sb", col_dmenu_sb, "-sf", col_dmenu_sf, NULL };
 static const char *roficmd[] = { "rofi", "-show", "drun", NULL };
 static const char *termcmd[]  = { "st", NULL };
 static const char *backlightupcmd[]  = { "light", "-A", "5", NULL };
 static const char *backlightdowncmd[]  = { "light", "-U", "5", NULL };
 static const char *pavucontrolcmd[]  = { "pavucontrol-qt", NULL };
+static const char *slockcmd[]  = { "slock", NULL };
 
 static Key keys[] = {
 	/* modifier                     key        function        argument */
@@ -114,6 +112,8 @@ static Key keys[] = {
     { MODKEY,                       XK_minus,  spawn,         {.v = backlightdowncmd } },
     /* PulseAudio */
     { MODKEY,                       XK_v,      spawn,         {.v = pavucontrolcmd } },
+    /* slock */
+    { MODKEY,                       XK_s,      spawn,         {.v = slockcmd } },
 };
 
 /* button definitions */