Index: draw_fontsel.c
===================================================================
--- draw_fontsel.c	(revision 33982)
+++ draw_fontsel.c	(revision 33983)
@@ -49,6 +49,9 @@
 static pcb_draw_info_t dinfo;
 static rnd_xform_t dxform;
 
+/* Safe color that is always visible on the background color, even if the user changed background to dark */
+#define BLACK  (&conf_core.appearance.color.element)
+#define RED    (&conf_core.appearance.color.mark)
 
 static pcb_text_t *dtext(int x, int y, int scale, pcb_font_id_t fid, const char *txt)
 {
@@ -86,13 +89,13 @@
 	int w = 2, h = 2;
 	float th = 0.1, th2 = 0.4;
 
-	rnd_render->set_color(gc, rnd_color_black);
+	rnd_render->set_color(gc, BLACK);
 	dline(x0, y0, x0+w, y0, th);
 	dline(x0+w, y0, x0+w, y0+h, th);
 	dline(x0+w, y0+h, x0, y0+h, th);
 	dline(x0, y0+h, x0, y0, th);
 	if (checked) {
-		rnd_render->set_color(gc, rnd_color_red);
+		rnd_render->set_color(gc, RED);
 		dline(x0, y0, x0+w, y0+h, th2);
 		dline(x0, y0+h, x0+w, y0, th2);
 	}
@@ -120,7 +123,7 @@
 
 	dchkbox(gc, x-4, *y, (f->id == target_fid));
 
-	rnd_render->set_color(gc, rnd_color_black);
+	rnd_render->set_color(gc, BLACK);
 	t = dtext(x, *y, 200, f->id, buf);
 	pcb_text_bbox(pcb_font(PCB, f->id, 1), t);