#ADB1B0 Hex Color

This grey looks richest next to deep tones like navy or charcoal, which give it depth it lacks on its own. A warm accent such as terracotta also keeps it from feeling flat.

Yes. Black text on #adb1b0 reaches about 9.7:1 contrast, which clears WCAG AA for small body text and AAA too. Dark grey or navy text also performs well.