WoltLab/com.woltlab.wcf.label — comment on commit ff419585b67468d9e5bfbfb6c3052f5c831e6bb3
File: files/style/label.css line 25
By dtdesign:

I'm just using these wonderful greyscale values I got used to many years ago. I never liked HEX and never will, thus I always use rgb() values for debugging purpose.