Re: HP desk jet not printing, color cartridge bulb is blinking.

Hi @ChamindaB5 

Welcome to the HP support community.
 

I understand you're experiencing an issue with your HP device, and I apologize for any inconvenience this may have caused. I'm here to help you today.
 

Please click here to troubleshoot the issue, follow the steps from the drop down 

stating : Issue: One or more of the Ink Alert lights are on or blinking

I hope this helps! Keep me posted.

Please click “Accepted Solution” if you feel my post solved your issue, it will help others find the solution.
 

-Regards
Raj-HP Support