I searched a lot for this calendar on net. But I could not find this. So here is the colored karvachauth calendar with the karva chauth story written on it.
करवाचौथ कैलेंडर
करवाचौथ कथा
करवाचौथ कहानी एवं पूजा विधि
Karwachauth CalendarKarvachauth coloured Calendar

Lemme Know if you find this useful.