Here are some touching farewell messages to colleagues:

1. “Your dedication and hard work have been invaluable. It’s tough to see you go, but I know you’ll do great things. The best is yet to come, good luck!”
2. “It's been an absolute pleasure working with you. Your creativity and enthusiasm will be greatly missed. Best of luck on your new adventure.”
3. “Thank you for being a great coworker and teammate. Your memories will always have a warm place in my heart. I will really miss you.”
4. “I'll miss seeing you around the office. Best of luck with your new company and future endeavors!”
5. “Your new job is lucky to have someone as hardworking and dedicated as you.” ^{1 2 3 4 5}