Chrome 70.0.3524.2 (Official build) canary (64-bit)
Google_EVE.9584.160.0 

Steps to repro:
# Powerwash to get to OOBE
# During the wifi setup, select a network to enter info 
Expected: text in this dialog is of high enough contrast
Actual: very low contrast
(Numbers are approximate, I had to take a picture since I couldn't take a screenshot during OOBE.) 

Foreground:#6D6769
Background:#A39D9F

The contrast ratio is: 2.1:1