What is the best way to display disabled field and text for accessibility color contrast support [duplicate]

1. Do disabled buttons need to conform to Colour contrast guidelines?
2. How do I fix color contrast accessibility issues?
3. What is the required color contrast ratio for body text as per the AODA and the WCAG?

Do disabled buttons need to conform to Colour contrast guidelines?

The question: Do disabled buttons need to conform to colour contrast guidelines? The answer: No disabled buttons do not need to pass color contrast guidelines.

How do I fix color contrast accessibility issues?

What to do (in short) To fix an Insufficient Color Contrast error, you will need to ensure that flagged elements meet the minimum required ratio of 4.5:1. To do so, you will need to find the hexadecimal codes of your foreground and background color, and test them in a color contrast checker.

What is the required color contrast ratio for body text as per the AODA and the WCAG?

Live Example

“WCAG (Web Content Accessibility Guidelines) ensure that content is accessible by everyone, regardless of disability or user device. To meet these standards, text and interactive elements should have a color contrast ratio of at least 4.5:1.