diff -up dwm-6.6-orig/config.def.h dwm-6.6-flyschemes/config.def.h
--- dwm-6.6-orig/config.def.h	2025-12-18 12:11:49.852471883 +0300
+++ dwm-6.6-flyschemes/config.def.h	2025-12-21 16:55:25.337197189 +0300
@@ -7,15 +7,64 @@ static const int showbar            = 1;
 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_cyan[]        = "#005577";
-static const char *colors[][3]      = {
+
+/* loaded on dwm launch, has to be present */
+static const char *flyscheme_default[][3] = {
 	/*               fg         bg         border   */
-	[SchemeNorm] = { col_gray3, col_gray1, col_gray2 },
-	[SchemeSel]  = { col_gray4, col_cyan,  col_cyan  },
+	[SchemeNorm] = { "#bbbbbb", "#222222", "#444444" },
+	[SchemeSel]  = { "#eeeeee", "#005577", "#005577" },
+};
+
+static const char *flyscheme_dracula[][3] = {
+	[SchemeNorm] = { "#f8f8f2", "#282a36", "#44475a" },
+	[SchemeSel]  = { "#282a36", "#bd93f9", "#bd93f9" },
+};
+
+static const char *flyscheme_solarized[][3] = {
+	[SchemeNorm] = { "#839496", "#002b36", "#073642" },
+	[SchemeSel]  = { "#002b36", "#2aa198", "#2aa198" },
+};
+
+static const char *flyscheme_nord[][3] = {
+	[SchemeNorm] = { "#d8dee9", "#2e3440", "#4c566a" },
+	[SchemeSel]  = { "#2e3440", "#88c0d0", "#88c0d0" },
+};
+
+static const char *flyscheme_gruvbox[][3] = {
+	[SchemeNorm] = { "#ebdbb2", "#282828", "#3c3836" },
+	[SchemeSel]  = { "#282828", "#fabd2f", "#fabd2f" },
+};
+
+static const char *flyscheme_light[][3] = {
+	[SchemeNorm] = { "#222222", "#eeeeee", "#cccccc" },
+	[SchemeSel]  = { "#ffffff", "#4a90e2", "#4a90e2" },
+};
+
+static const char *flyscheme_plan9[][3] = {
+	[SchemeNorm] = { "#000000", "#ffffea", "#999999" },
+	[SchemeSel]  = { "#000000", "#9ecfff", "#9ecfff" },
+};
+
+static const char *flyscheme_cyberpunk[][3] = {
+	[SchemeNorm] = { "#00ffcc", "#0d0221", "#1d1231" },
+	[SchemeSel]  = { "#0d0221", "#ff00aa", "#ff00aa" },
+};
+
+/*
+ * you can move the schemes to a different header and do #include "flyschemes.h"
+ * or you can move each scheme to its own file and do #include flyscheme_light.h, #include flyscheme_plan9.h, ...
+ * */
+
+static const char *(*flyschemes[])[3] = {
+	flyscheme_default,
+	flyscheme_light,
+	flyscheme_plan9,
+	flyscheme_dracula,
+	flyscheme_solarized,
+	flyscheme_nord,
+	flyscheme_gruvbox,
+	flyscheme_cyberpunk,
+	NULL // used to count the number of flyschemes
 };
 
 /* tagging */
@@ -57,7 +106,16 @@ 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", "#222222", /* changed as dmenucmd[6] in cycle_flyschemes */
+	"-nf", "#bbbbbb", /* changed as dmenucmd[8] in cycle_flyschemes */
+	"-sb", "#005577", /* changed as dmenucmd[10] in cycle_flyschemes */
+	"-sf", "$eeeeee", /* changed as dmenucmd[12] in cycle_flyschemes */
+	NULL
+};
 static const char *termcmd[]  = { "st", NULL };
 
 static const Key keys[] = {
@@ -73,7 +131,9 @@ static const Key keys[] = {
 	{ MODKEY,                       XK_l,      setmfact,       {.f = +0.05} },
 	{ MODKEY,                       XK_Return, zoom,           {0} },
 	{ MODKEY,                       XK_Tab,    view,           {0} },
-	{ MODKEY|ShiftMask,             XK_c,      killclient,     {0} },
+	{ MODKEY|ShiftMask,             XK_x,      killclient,     {0} },
+	{ MODKEY,                       XK_c,      cycle_flyschemes, { .i = +1 } },
+	{ MODKEY|ShiftMask,             XK_c,      cycle_flyschemes, { .i = -1 } },
 	{ MODKEY,                       XK_t,      setlayout,      {.v = &layouts[0]} },
 	{ MODKEY,                       XK_f,      setlayout,      {.v = &layouts[1]} },
 	{ MODKEY,                       XK_m,      setlayout,      {.v = &layouts[2]} },
diff -up dwm-6.6-orig/dwm.1 dwm-6.6-flyschemes/dwm.1
--- dwm-6.6-orig/dwm.1	2025-12-18 12:11:49.852471883 +0300
+++ dwm-6.6-flyschemes/dwm.1	2025-12-21 11:59:37.963510226 +0300
@@ -113,9 +113,15 @@ Decrease master area size.
 .B Mod1\-Return
 Zooms/cycles focused window to/from master area (tiled layouts only).
 .TP
-.B Mod1\-Shift\-c
+.B Mod1\-Shift\-x
 Close focused window.
 .TP
+.B Mod1\-c
+Cycle flyscheme.
+.TP
+.B Mod1\-Shift\-c
+Cycle flyscheme back.
+.TP
 .B Mod1\-Shift\-space
 Toggle focused window between tiled and floating state.
 .TP
diff -up dwm-6.6-orig/dwm.c dwm-6.6-flyschemes/dwm.c
--- dwm-6.6-orig/dwm.c	2025-12-18 12:11:49.852471883 +0300
+++ dwm-6.6-flyschemes/dwm.c	2025-12-21 16:54:13.313862415 +0300
@@ -141,6 +141,8 @@ typedef struct {
 } Rule;
 
 /* function declarations */
+static void cycle_flyschemes(const Arg *arg);
+static void update_scheme();
 static void applyrules(Client *c);
 static int applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact);
 static void arrange(Monitor *m);
@@ -234,6 +236,7 @@ static int xerrorstart(Display *dpy, XEr
 static void zoom(const Arg *arg);
 
 /* variables */
+static unsigned int iflysch = 0;
 static const char broken[] = "broken";
 static char stext[256];
 static int screen;
@@ -485,7 +488,7 @@ cleanup(void)
 		cleanupmon(mons);
 	for (i = 0; i < CurLast; i++)
 		drw_cur_free(drw, cursor[i]);
-	for (i = 0; i < LENGTH(colors); i++)
+	for (i = 0; i < LENGTH(flyscheme_default); i++)
 		free(scheme[i]);
 	free(scheme);
 	XDestroyWindow(dpy, wmcheckwin);
@@ -1583,9 +1586,9 @@ setup(void)
 	cursor[CurResize] = drw_cur_create(drw, XC_sizing);
 	cursor[CurMove] = drw_cur_create(drw, XC_fleur);
 	/* init appearance */
-	scheme = ecalloc(LENGTH(colors), sizeof(Clr *));
-	for (i = 0; i < LENGTH(colors); i++)
-		scheme[i] = drw_scm_create(drw, colors[i], 3);
+	scheme = ecalloc(LENGTH(flyscheme_default), sizeof(Clr *));
+	for (i = 0; i < LENGTH(flyscheme_default); i++)
+		scheme[i] = drw_scm_create(drw, flyscheme_default[i], 3);
 	/* init bars */
 	updatebars();
 	updatestatus();
@@ -2139,6 +2142,36 @@ zoom(const Arg *arg)
 	pop(c);
 }
 
+void
+update_scheme()
+{
+	scheme[SchemeNorm] = drw_scm_create(drw, flyschemes[iflysch][SchemeNorm], 3);
+	scheme[SchemeSel] = drw_scm_create(drw, flyschemes[iflysch][SchemeSel], 3);
+	dmenucmd[6] = flyschemes[iflysch][SchemeNorm][1];
+	dmenucmd[8] = flyschemes[iflysch][SchemeNorm][0];
+	dmenucmd[10] = flyschemes[iflysch][SchemeSel][1];
+	dmenucmd[12] = flyschemes[iflysch][SchemeSel][0];
+	Client *cl = selmon->sel;
+	Client *c;
+	Monitor *m;
+	for (m = mons; m; m = m->next)
+		for (c = m->clients; c; c = c->next)
+			focus(c);
+	focus(cl);
+}
+
+void
+cycle_flyschemes(const Arg *arg)
+{
+	int flyschemes_limit = 256;
+	int i;
+	for(i = 0; flyschemes[i] != NULL && i < flyschemes_limit; i++)
+		;
+	iflysch += i + arg->i;
+	iflysch %= i;
+	update_scheme();
+}
+
 int
 main(int argc, char *argv[])
 {