WCAG 4.5:1 ratio
Contrast ratio of 4.5:1 means that the foreground text colour should be at least 4.5 times brighter (or darker) than the background.
You can check on: https://webaim.org/resources/contrastchecker/
WCAG 4.5:1 ratio
Contrast ratio of 4.5:1 means that the foreground text colour should be at least 4.5 times brighter (or darker) than the background.
You can check on: https://webaim.org/resources/contrastchecker/