Readability guidance

Policy and guidance that supports plain language and readable web content.

Readability indicators, guidance, and related standards
Indicators	Guidance	Standards
	21st Century Integrated Digital Experience Act (IDEA) Modernizes government websites and digital services.	Hypertext Transfer Protocol Secure (HTTPS) HTTP Strict Transport Security (HSTS) Page title Page description Viewport meta tag
	Automated Readability Index (ARI) Measures text reading difficulty levels.	Reading level
	U.S. Federal Website Standards Improves accessibility, consistency and user experience.	Page title Page description
	Flesch-Kincaid (FK) Measure how hard text is to read.	Reading level
	Plain Writing Act of 2010 Mandates government documents use simple language.	Reading level