Go to Settings: Unlock your device and head to the Settings menu.
Tap on Lock Screen: Scroll down and select "Lock Screen."
Choose Clock Style: Depending on your device model and software version, you might find "Clock Style" or "Clock and FaceWidgets" options. Tap on it.
Customize Clock: Here, you'll see various options for customizing the clock display on your lock screen. Look for the option to change the clock color.
Select Color: Tap on the color palette or color option to choose the color you want for your lock screen clock.
Apply Changes: Once you've selected your desired color, apply the changes, and exit the settings menu.
Voila! Your lock screen clock should now appear in the color you've chosen. It's a simple way to add a bit of personality to your device and make it uniquely yours.