pin/lock color that not changing on random theme

like
![image](https://github.com/jln13x/ui.jln.dev/assets/101139501/52d7f8ea-0b7c-4993-b7aa-e9d3669ee9c8)

in [coolors.co](https://coolors.co/generate)
![image](https://github.com/jln13x/ui.jln.dev/assets/101139501/ec8b9c7a-7b27-41d7-918f-26730fc7bf22)
