How you chose to receive the state tax refund will be on the Filing Instructions page for your state tax return.

To access your current or prior year online tax returns sign onto the TurboTax website with the User ID you used to create the account - https://myturbotax.intuit.com/

When you sign onto your online account and land on the Tax Home web page, scroll down and click on Add a state. 

This will take you back to the 2021 online tax return.

Click on Tax Tools on the left side of the online program screen.  Then click on Print Center.  Then click on Print, save or preview this year's return.  Choose the option Include government and TurboTax worksheets

If your CO state refund was paid to you by the state via electronic deposit, the banking information you provided the state for this, is in the box under line 36 of your DR-0104 state tax return. Should be easy to look up online what bank that routing number is for.