Currently, the grey for translation suggestion is #72777d on #f6f6f6 having contrast of 4.17 (font size: 9.0pt (12px), font weight: normal) which fails WCAG 2.1 AA (contrast should be at least 4.5) making it invisible to people with visual impairments
Currently:
Changing it to (#54595d) would make it pass WCAG 2.1 AA:

