updated image to a fuller red heart so easier to see

apps/widhrt/widget.js

@@ -9,10 +9,13 @@
   WIDGETS.widhrt={area:"tr",width:24,draw:function() {
     g.reset();
     if (Bangle.isHRMOn()) {
-      g.setColor("#f00");     // on = red
+      g.setColor('#f00');     // on = red
     } else {
-      g.setColor(g.theme.dark ? "#333" : "#CCC"); // off = grey
+      g.setColor(g.theme.dark ? '#fff' : '#000'); // off
     }
-    g.drawImage(atob("FhaBAAAAAAAAAAAAAcDgD8/AYeGDAwMMDAwwADDAAMOABwYAGAwAwBgGADAwAGGAAMwAAeAAAwAAAAAAAAAAAAA="), 1+this.x, 1+this.y);
+
+    // image converter https://www.espruino.com/Image+Converter ; settings to get a fillable image
+    // 1 bit bw, transparency? Y, transparent bg, white heart (must be white for color fill)
+    g.drawImage(atob("FBSBAAAAAAAAAAAB+fg//8f//n//5//+f//n//5//+P//D//wf/4D/8Af+AB+AAPAABgAAAA"), 1+this.x, 1+this.y);
   }};
 })();